QUERYOBJECT SYSTEMS CORP
SC 13D/A, 1999-08-10
PREPACKAGED SOFTWARE
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                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

                                 --------------

                                  SCHEDULE 13D/A
                                 (Rule 13d-101)

                 INFORMATION TO BE INCLUDED IN STATEMENTS FILED
                    PURSUANT TO RULE 13d-1(a) AND AMENDMENTS
                     THERETO FILED PURSUANT TO RULE 13d-2(a)

                              (Amendment No. 7)(1)

                         QUERYOBJECT SYSTEMS CORPORATION
- --------------------------------------------------------------------------------
                                (Name of issuer)

                                  COMMON STOCK
- --------------------------------------------------------------------------------
                         (Title of class of securities)

                                  74833H 10 0
- --------------------------------------------------------------------------------
                                 (CUSIP number)

                              STEVEN WOLOSKY, ESQ.
                 OLSHAN GRUNDMAN FROME ROSENZWEIG & WOLOSKY LLP
                                 505 Park Avenue
                            New York, New York 10022
                                 (212) 753-7200
- --------------------------------------------------------------------------------
                  (Name, address and telephone number of person
                authorized to receive notices and communications)

                                 July 14, 1999
- --------------------------------------------------------------------------------
             (Date of event which requires filing of this statement)

         If the filing person has  previously  filed a statement on Schedule 13G
to report the  acquisition  that is the  subject of this  Schedule  13D,  and is
filing this schedule because of Rule 13d-1(e),  13d-1(f) or 13d-1(g),  check the
following box / /.

         Note.  The  Schedules  filed in paper  format  shall  include  a signed
original  and five copies of the  schedule,  including  all  exhibits.  See Rule
13d-7(b) for other parties to whom copies are to be sent.

                         (Continued on following pages)

                              (Page 1 of 22 Pages)
- --------
     1 The  remainder  of this cover  page  shall be filled out for a  reporting
person's  initial  filing on this  form with  respect  to the  subject  class of
securities,  and for any subsequent amendment containing information which would
alter disclosures provided in a prior cover page.

                  The  information  required on the remainder of this cover page
shall  not be  deemed  to be  "filed"  for  the  purpose  of  Section  18 of the
Securities  Exchange Act of 1934 or otherwise subject to the liabilities of that
section  of the Act but  shall be  subject  to all other  provisions  of the Act
(however, see the Notes).

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 2 of 22 Pages
- ------------------------------------         -----------------------------------

================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                   Wheatley Partners, L.P.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OF ORGANIZATION

                      Delaware
- --------------------------------------------------------------------------------
 NUMBER OF              7    SOLE VOTING POWER
   SHARES
BENEFICIALLY                       5,155,456(1) shares
  OWNED BY      ----------------------------------------------------------------
    EACH
 REPORTING
PERSON WITH
                        8    SHARED VOTING POWER

                                   439,948(2) shares
                ----------------------------------------------------------------
                        9    SOLE DISPOSITIVE POWER

                                   5,155,456(1) shares
                ----------------------------------------------------------------
                       10    SHARED DISPOSITIVE POWER

                                   439,948(2) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      5,595,404(1)(2) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                         48.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                     PN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Includes (i) 1,845,879 shares of Common Stock issuable upon exercise of
         warrants  and (ii)  2,741,333  shares of  Common  Stock  issuable  upon
         conversion  of shares of Series A & Series C  Preferred  Stock  held by
         Wheatley Partners, L.P.

(2)      Includes (i) 160,371  shares of Common Stock  issuable upon exercise of
         warrants  and  (ii)  238,377  shares  of  Common  Stock  issuable  upon
         conversion  of shares of Series A & Series C  Preferred  Stock  held by
         Wheatley  Foreign  Partners,  L.P., of which  Wheatley  Partners,  L.P.
         disclaims beneficial ownership.

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 3 of 22 Pages
- ------------------------------------         -----------------------------------

================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                     Barry Rubenstein
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      PF, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OF ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
 NUMBER OF         7     SOLE VOTING POWER
   SHARES
BENEFICIALLY                     432,291(1) shares
  OWNED BY
    EACH        ----------------------------------------------------------------
 REPORTING
PERSON WITH
                   8     SHARED VOTING POWER

                                 6,776,049(2) shares
               -----------------------------------------------------------------
                   9     SOLE DISPOSITIVE POWER

                                 432,291(1) shares
               -----------------------------------------------------------------
                  10     SHARED DISPOSITIVE POWER

                                 6,776,049(2) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      7,208,340 (1)(2) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                           56.1%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of (i) 107,290  shares of Common Stock  issuable upon exercise
         of options,  (ii) 125,000 shares of Common Stock issuable upon exercise
         of warrants  and (iii)  200,000  shares of Common Stock  issuable  upon
         conversion  of  shares  of  Series  A  Preferred   Stock  held  by  Mr.
         Rubenstein.

(2)      Includes  (a) 3,125 shares of Common Stock  issuable  upon  exercise of
         warrants held by Woodland  Partners,  (b)(i)  115,625  shares of Common
         Stock issuable upon exercise of warrants, (ii) 100,000 shares of Common
         Stock  issuable upon  conversion of shares of Series A Preferred  Stock
         and (iii) 80,000  shares of Common Stock  issuable  upon  conversion of
         shares of Series B Preferred  Stock,  all of which are held by Woodland
         Venture  Fund,  (c)(i)  115,625  shares of Common Stock  issuable  upon
         exercise of warrants, (ii) 100,000 shares of
<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 4 of 22 Pages
- ------------------------------------         -----------------------------------

         Common Stock  issuable upon  conversion of shares of Series A Preferred
         Stock and (iii) 80,000 shares of Common Stock issuable upon  conversion
         of shares of Series B Preferred  Stock, all of which are held by Seneca
         Ventures,  (d)(i)  1,845,879  shares  of  Common  Stock  issuable  upon
         exercise of warrants and (ii) 2,741,333 shares of Common Stock issuable
         upon conversion of shares of Series A & Series C Preferred  Stock,  all
         of which are held by Wheatley Partners,  L.P., (e)(i) 160,371 shares of
         Common Stock issuable upon exercise of warrants and (ii) 238,377 shares
         of Common Stock issuable upon conversion of shares of Series A & Series
         C Preferred Stock, all of which are held by Wheatley Foreign  Partners,
         L.P.,  and (f) 333,333 shares of Common Stock issuable upon exercise of
         options held by Rev-Wood Merchant  Partners.  Mr. Rubenstein  disclaims
         beneficial  ownership  of the  securities  held by  Woodland  Partners,
         Woodland  Venture  Fund,  Seneca  Ventures,  Wheatley  Partners,  L.P.,
         Wheatley Foreign Partners, L.P. and Rev-Wood Merchant Partners,  except
         to the extent of his respective equity interest therein.

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 5 of 22 Pages
- ------------------------------------         -----------------------------------

================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                        Irwin Lieber
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OF ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
 NUMBER OF         7       SOLE VOTING POWER
   SHARES
BENEFICIALLY                        106,250 (1) shares
  OWNED BY
    EACH        ----------------------------------------------------------------
 REPORTING
PERSON WITH
                   8       SHARED VOTING POWER

                                    5,595,404(2) shares
                ----------------------------------------------------------------
                   9       SOLE DISPOSITIVE POWER

                                    106,250(1) shares
                ----------------------------------------------------------------
                 10        SHARED DISPOSITIVE POWER

                                    5,595,404(2) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      5,701,654(1)(2) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                          49.2%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                       IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of 106,250  shares of Common Stock  issuable  upon exercise of
         options held by Mr. Lieber.

(2)      Includes (a)(i) 1,845,879 shares of Common Stock issuable upon exercise
         of warrants and (ii)  2,741,333  shares of Common Stock  issuable  upon
         conversion  of shares of Series A & Series C  Preferred  Stock,  all of
         which are held by


<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 6 of 22 Pages
- ------------------------------------         -----------------------------------




         Wheatley  Partners,  L.P.,  and (b)(i)  160,371  shares of Common Stock
         issuable  upon  exercise of warrants and (ii) 238,377  shares of Common
         Stock  issuable  upon  conversion  of  shares  of  Series  A & Series C
         Preferred Stock,  all of which are held by Wheatley  Foreign  Partners,
         L.P., of which Mr. Lieber disclaims beneficial ownership, except to the
         extent of his respective equity interest therein.

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 7 of 22 Pages
- ------------------------------------         -----------------------------------

================================================================================
     1           NAME OF REPORTING PERSONS
                 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                         Seth Lieber
- --------------------------------------------------------------------------------
     2           CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*       (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3           SEC USE ONLY

- --------------------------------------------------------------------------------
     4           SOURCE OF FUNDS*
                       OO
- --------------------------------------------------------------------------------
     5           CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                 PURSUANT TO ITEM 2(d) OR 2(e)                               / /
- --------------------------------------------------------------------------------
     6           CITIZENSHIP OR PLACE OF ORGANIZATION

                       United States
- --------------------------------------------------------------------------------
 NUMBER OF           7       SOLE VOTING POWER
   SHARES
BENEFICIALLY                           2,084(1) shares
  OWNED BY
    EACH         ---------------------------------------------------------------
 REPORTING
PERSON WITH
                     8       SHARED VOTING POWER

                                   5,595,404(2) shares
                 ---------------------------------------------------------------
                     9       SOLE DISPOSITIVE POWER

                                       2,084(1) shares
                 ---------------------------------------------------------------
                    10       SHARED DISPOSITIVE POWER

                                   5,595,404(2) shares
- --------------------------------------------------------------------------------
     11          AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                 PERSON

                       5,597,488(1)(2) shares
- --------------------------------------------------------------------------------
     12          CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                 CERTAIN SHARES*                                             / /
- --------------------------------------------------------------------------------
     13          PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                       48.8%
- --------------------------------------------------------------------------------
     14          TYPE OF REPORTING PERSON*

                       IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of 2,084  shares of Common  Stock  issuable  upon  exercise of
         options held by Mr. Lieber.

(2)      Includes (a)(i) 1,845,879 shares of Common Stock issuable upon exercise
         of warrants and (ii)  2,741,333  shares of Common Stock  issuable  upon
         conversion  of shares of Series A & Series C  Preferred  Stock,  all of
         which are held by

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 8 of 22 Pages
- ------------------------------------         -----------------------------------

         Wheatley  Partners,  L.P.,  and (b)(i)  160,371  shares of Common Stock
         issuable  upon  exercise of warrants and (ii) 238,377  shares of Common
         Stock  issuable  upon  conversion  of  shares  of  Series  A & Series C
         Preferred Stock,  all of which are held by Wheatley  Foreign  Partners,
         L.P., of which Mr. Lieber disclaims beneficial ownership, except to the
         extent of his respective equity interest therein.







<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 9 of 22 Pages
- ------------------------------------         -----------------------------------

================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                       Jonathan Lieber
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OF ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
 NUMBER OF         7        SOLE VOTING POWER
   SHARES
BENEFICIALLY                          2,084(1) shares
  OWNED BY
    EACH
 REPORTING       ---------------------------------------------------------------
PERSON WITH
                   8        SHARED VOTING POWER

                                      5,595,404(2) shares
                 ---------------------------------------------------------------
                   9        SOLE DISPOSITIVE POWER

                                      2,084(1) shares
                 ---------------------------------------------------------------
                  10        SHARED DISPOSITIVE POWER

                                      5,595,404(2) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      5,597,488(1)(2) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      48.8%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of 2,084  shares of Common  Stock  issuable  upon  exercise of
         options held by Mr. Lieber.

(2)      Includes (a)(i) 1,845,879 shares of Common Stock issuable upon exercise
         of warrants and (ii)  2,741,333  shares of Common Stock  issuable  upon
         conversion  of shares of Series A & Series C  Preferred  Stock,  all of
         which are held by


<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 10 of 22 Pages
- ------------------------------------         -----------------------------------



         Wheatley  Partners,  L.P.,  and (b)(i)  160,371  shares of Common Stock
         issuable  upon  exercise of warrants and (ii) 238,377  shares of Common
         Stock  issuable  upon  conversion  of  shares  of  Series  A & Series C
         Preferred Stock,  all of which are held by Wheatley  Foreign  Partners,
         L.P., of which Mr. Lieber disclaims beneficial ownership, except to the
         extent of his respective equity interest therein.


<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 11 of 22 Pages
- ------------------------------------         -----------------------------------

================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                              Wheatley Foreign Partners, L.P.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OF ORGANIZATION

                      Delaware
- --------------------------------------------------------------------------------
 NUMBER OF         7        SOLE VOTING POWER
   SHARES
BENEFICIALLY                           439,948(1) shares
  OWNED BY
    EACH       -----------------------------------------------------------------
 REPORTING
PERSON WITH
                   8         SHARED VOTING POWER

                                    5,155,456(2) shares
               -----------------------------------------------------------------
                   9         SOLE DISPOSITIVE POWER

                                      439,948(1) shares
               -----------------------------------------------------------------
                  10         SHARED DISPOSITIVE POWER

                                    5,155,456(2) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      5,595,404(1)(2) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      48.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!
(1)      Includes (i) 160,371  shares of Common Stock  issuable upon exercise of
         warrants  and  (ii)  238,377  shares  of  Common  Stock  issuable  upon
         conversion  of shares of Series A & Series C  Preferred  Stock  held by
         Wheatley Foreign Partners, L.P.
(2)      Includes (i) 1,845,879 shares of Common Stock issuable upon exercise of
         warrants  and (ii)  2,741,333  shares of  Common  Stock  issuable  upon
         conversion of shares of Series A & Series C Preferred  Stock is held by
         Wheatley

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 12 of 22 Pages
- ------------------------------------         -----------------------------------








         Partners,  L.P., of which Wheatley  Foreign  Partners,  L.P.  disclaims
         beneficial ownership.



<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 13 of 22 Pages
- ------------------------------------         -----------------------------------

================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                      Seneca Ventures
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OF ORGANIZATION

                      New York
- --------------------------------------------------------------------------------
 NUMBER OF         7        SOLE VOTING POWER
   SHARES
BENEFICIALLY                      336,106(1) shares
  OWNED BY
    EACH
 REPORTING       ---------------------------------------------------------------
PERSON WITH
                   8        SHARED VOTING POWER

                                 0 shares
                ----------------------------------------------------------------
                   9        SOLE DISPOSITIVE POWER

                                 336,106(1) shares
                ----------------------------------------------------------------
                  10        SHARED DISPOSITIVE POWER

                                 0 shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      336,106(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      5.0%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Includes (i) 115,625  shares of Common Stock  issuable upon exercise of
         warrants,  (ii) 100,000 shares of Common Stock issuable upon conversion
         of shares of Series A Preferred Stock and (iii) 80,000 shares of Common
         Stock  issuable upon  conversion of shares of Series B Preferred  Stock
         held by Seneca Ventures.

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 14 of 22 Pages
- ------------------------------------         -----------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                   Woodland Venture Fund
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OF ORGANIZATION

                      New York
- --------------------------------------------------------------------------------
 NUMBER OF         7        SOLE VOTING POWER
   SHARES
BENEFICIALLY                      349,600(1) shares
  OWNED BY
    EACH        ----------------------------------------------------------------
 REPORTING
PERSON WITH
                   8        SHARED VOTING POWER

                                  0 shares
               -----------------------------------------------------------------
                   9        SOLE DISPOSITIVE POWER

                                  349,600(1) shares
               -----------------------------------------------------------------
                  10        SHARED DISPOSITIVE POWER

                                  0 shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      349,600(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      5.1%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Includes (i) 115,625  shares of Common Stock  issuable upon exercise of
         warrants,  (ii) 100,000 shares of Common Stock issuable upon conversion
         of shares of Series A Preferred Stock and (iii) 80,000 shares of Common
         Stock  issuable upon  conversion of shares of Series B Preferred  Stock
         held by Woodland Venture Fund.


<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 15 of 22 Pages
- ------------------------------------         -----------------------------------

================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                     Woodland Partners
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OF ORGANIZATION

                      New York
- --------------------------------------------------------------------------------
 NUMBER OF         7        SOLE VOTING POWER
   SHARES
BENEFICIALLY                      161,606(1) shares
  OWNED BY
    EACH
 REPORTING      ----------------------------------------------------------------
PERSON WITH
                   8        SHARED VOTING POWER

                                  0 shares
                ----------------------------------------------------------------
                   9        SOLE DISPOSITIVE POWER

                                  161,606(1) shares
                ----------------------------------------------------------------
                  10        SHARED DISPOSITIVE POWER

                                  0 shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      161,606(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      2.5%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Includes  3,125  shares of  Common  Stock  issuable  upon  exercise  of
         warrants held by Woodland Partners.

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 16 of 22 Pages
- ------------------------------------         -----------------------------------

================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                 Rev-Wood Merchant Partners
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OF ORGANIZATION

                      New York
- --------------------------------------------------------------------------------
 NUMBER OF         7        SOLE VOTING POWER
   SHARES
BENEFICIALLY                      333,333(1) shares
  OWNED BY
    EACH        ----------------------------------------------------------------
 REPORTING
PERSON WITH
                   8        SHARED VOTING POWER

                                  0
                ----------------------------------------------------------------
                   9        SOLE DISPOSITIVE POWER

                                  333,333(1) shares
                ----------------------------------------------------------------
                  10        SHARED DISPOSITIVE POWER

                                  0
                ----------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      333,333(1) shares
                ----------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      4.9%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of 333,333  shares of Common Stock  issuable  upon exercise of
         options held by Rev-Wood Merchant Partners.

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 17 of 22 Pages
- ------------------------------------         -----------------------------------


                  The following  constitutes Amendment No. 7 to the Schedule 13D
filed by the undersigned (the "Schedule 13D"). Except as specifically amended by
this Amendment No. 7, the Schedule 13D remains in full force and effect.


                  Item 3 is amended to include the following:

Item 3.  Source and Amount of Funds or Other Consideration.

                  On July 14, 1999,  Wheatley and Wheatley Foreign acquired in a
private  placement  transaction (the "Series C Offering") (i) shares of Series C
Convertible  Preferred  Stock,  $.001 par value per share  ("Series C  Preferred
Stock"),  that are  immediately  convertible  into 533,333 and 46,377  shares of
Common Stock, respectively, and (ii) warrants to purchase shares of Common Stock
that are immediately  exercisable for 460,000 and 40,000 shares of Common Stock,
respectively.  The purchase  price of these  securities was $460,000 and $40,000
respectively. Wheatley and Wheatley Foreign acquired these securities with their
respective working capital and other funds.


                  Items  5(a)  and  (b) are  hereby  amended  to  read in  their
entirety as follows:

Item 5.           Interest in Securities of the Issuer.

                  (a) The following  table sets forth the  aggregate  number and
percentage  (based on 6,492,985  shares of Common Stock  outstanding as of April
30,  1999,  as reported by the Issuer in its Form 10Q for the period ended March
31, 1999) of Common Stock  beneficially  owned by each Reporting Person named in
Item 2 of Schedule 13D.

<TABLE>
<CAPTION>

                                                                              Percentage of
                                            Shares of Common                Shares of Common
                                                 Stock                            Stock
Name                                       Beneficially Owned              Beneficially Owned
- ----                                       ------------------              ------------------
<S>                                             <C>                              <C>
Wheatley Partners, L.P.(1)                      5,595,404                        48.7%
Barry Rubenstein(2)                             7,208,340                        56.1%
Irwin Lieber(3)                                 5,701,654                        49.2%
Barry Fingerhut(4)                              5,595,404                        48.7%
Wheatley Partners, LLC(4)                       5,595,404                        48.7%
Seth Lieber(4)(5)                               5,597,488                        48.8%
Jonathan Lieber(4)(5)                           5,597,488                        48.8%
Wheatley Management Ltd.(6)                       439,948                         6.4%
Wheatley Foreign Partners, L.P.(7)              5,595,404                        48.7%
Seneca Ventures(8)                                336,106                         5.0%
Woodland Venture Fund(9)                          349,600                         5.1%
Woodland Partners(10)                             161,606                         2.5%
Rev-Wood Merchant Partners(11)                    333,333                         4.9%
Marilyn Rubenstein(12)                            847,312                        12.0%
Woodland Services Corp.(13)                       685,706                         9.7%
</TABLE>



<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 18 of 22 Pages
- ------------------------------------         -----------------------------------

- ---------------------

(1)      Includes (a)(i) 1,845,879 shares of Common Stock issuable upon exercise
         of warrants and (ii)  2,741,333  shares of Common Stock  issuable  upon
         conversion  of shares of Series A & Series C  Preferred  Stock,  all of
         which  are held by  Wheatley  Partners,  LP  ("Wheatley"),  and  (b)(i)
         160,371  shares of Common Stock  issuable upon exercise of warrants and
         (ii) 238,377 shares of Common Stock issuable upon  conversion of shares
         of  Series A &  Series  C  Preferred  Stock,  all of which  are held by
         Wheatley Foreign Partners, LP ("Wheatley Foreign").  Wheatley disclaims
         beneficial ownership of the securities held by Wheatley Foreign.

(2)      Includes (i) 107,290  shares of Common Stock  issuable upon exercise of
         options,  (ii) 125,000 shares of Common Stock issuable upon exercise of
         warrants  and  (iii)  200,000  shares  of Common  Stock  issuable  upon
         conversion  of  shares  of  Series  A  Preferred   Stock  held  by  Mr.
         Rubenstein.  Also  includes (a) 3,125  shares of Common Stock  issuable
         upon exercise of warrants  held by Woodland  Partners,  (b)(i)  115,625
         shares of Common Stock issuable upon exercise of warrants, (ii) 100,000
         shares of Common Stock  issuable upon  conversion of shares of Series A
         Preferred  Stock and (iii) 80,000 shares of Common Stock  issuable upon
         conversion of shares of Series B Preferred Stock, all of which are held
         by Woodland  Venture Fund ("Woodland  Fund"),  (c)(i) 115,625 shares of
         Common Stock issuable upon exercise of warrants, (ii) 100,000 shares of
         Common Stock  issuable upon  conversion of shares of Series A Preferred
         Stock and (iii) 80,000 shares of Common Stock issuable upon  conversion
         of shares of Series B Preferred  Stock, all of which are held by Seneca
         Ventures  ("Seneca"),  (d)(i) 1,845,879 shares of Common Stock issuable
         upon  exercise of warrants  and (ii)  2,741,333  shares of Common Stock
         issuable  upon  conversion  of shares of Series A & Series C  Preferred
         Stock,  all of which are held by  Wheatley,  (e)(i)  160,371  shares of
         Common Stock issuable upon exercise of warrants and (ii) 238,377 shares
         of Common Stock issuable upon conversion of shares of Series A & Series
         C Preferred Stock, all of which are held by Wheatley  Foreign,  and (f)
         333,333  shares of Common Stock  issuable upon exercise of options held
         by Rev-Wood Merchant Partners ("Rev- Wood").  Mr. Rubenstein  disclaims
         beneficial  ownership  of the  securities  held by  Woodland  Partners,
         Woodland Fund, Seneca, Wheatley,  Wheatley Foreign and Rev-Wood, except
         to the extent of his respective equity interest therein.

(3)      Includes  106,250  shares of Common  Stock  issuable  upon  exercise of
         options held by Mr. Lieber.  Also includes (a)(i)  1,845,879  shares of
         Common Stock  issuable  upon  exercise of warrants  and (ii)  2,741,333
         shares of Common Stock issuable upon conversion of



<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 19 of 22 Pages
- ------------------------------------         -----------------------------------


         shares of Series A & Series C Preferred Stock, all of which are held by
         Wheatley,  and (b)(i)  160,371  shares of Common  Stock  issuable  upon
         exercise of warrants and (ii) 238,377  shares of Common Stock  issuable
         upon conversion of shares of Series A & Series C Preferred  Stock,  all
         of which are held by Wheatley  Foreign,  of which Mr. Lieber  disclaims
         beneficial  ownership,  except to the extent of his  respective  equity
         interest therein.

(4)      Includes (a)(i) 1,845,879 shares of Common Stock issuable upon exercise
         of warrants and (ii)  2,741,333  shares of Common Stock  issuable  upon
         conversion  of shares of Series A & Series C  Preferred  Stock,  all of
         which are held by Wheatley,  and (b)(i)  160,371 shares of Common Stock
         issuable  upon  exercise of warrants and (ii) 238,377  shares of Common
         Stock  issuable  upon  conversion  of  shares  of  Series  A & Series C
         Preferred  Stock,  all of  which  are  held by  Wheatley  Foreign.  The
         Reporting  Person  disclaims  beneficial  ownership of these securities
         except  to the  extent of his or its  equity  respective  ownership  in
         Wheatley and/or Wheatley Foreign.

(5)      Includes 2,084 shares of Common Stock issuable upon exercise of options
         held by Mr. Lieber.

(6)      Includes (i) 160,371  shares of Common Stock  issuable upon exercise of
         warrants  and  (ii)  238,377  shares  of  Common  Stock  issuable  upon
         conversion  of shares of Series A & Series C  Preferred  Stock  held by
         Wheatley Foreign,  of which Wheatley  Management  disclaims  beneficial
         ownership, except to the extent of its equity interest therein.

(7)      Includes (a)(i) 1,845,879 shares of Common Stock issuable upon exercise
         of warrants and (ii)  2,741,333  shares of Common Stock  issuable  upon
         conversion  of shares of Series A & Series C  Preferred  Stock,  all of
         which are held by Wheatley,  and (b)(i)  160,371 shares of Common Stock
         issuable  upon  exercise of warrants and (ii) 238,377  shares of Common
         Stock  issuable  upon  conversion  of  shares  of  Series  A & Series C
         Preferred  Stock, all of which are held by Wheatley  Foreign.  Wheatley
         Foreign  disclaims  beneficial  ownership  of the  securities  held  by
         Wheatley.

(8)      Includes (i) 115,625  shares of Common Stock  issuable upon exercise of
         warrants,  (ii) 100,000 shares of Common Stock issuable upon conversion
         of shares of Series A Preferred Stock and (iii) 80,000 shares of Common
         Stock issuable upon  conversion of shares of Series B Preferred  Stock,
         held by Seneca.

(9)      Includes (i) 115,625  shares of Common Stock  issuable upon exercise of
         warrants,  (ii) 100,000 shares of Common Stock issuable upon conversion
         of shares of Series A Preferred Stock and (iii) 80,000 shares of Common
         Stock issuable upon  conversion of shares of Series B Preferred  Stock,
         held by Woodland Fund.

(10)     Includes  3,125  shares of  Common  Stock  issuable  upon  exercise  of
         warrants held by Woodland Partners.

(11)     Consists of 333,333  shares of Common Stock  issuable  upon exercise of
         options held by Rev-Wood.

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 20 of 22 Pages
- ------------------------------------         -----------------------------------

(12)     Includes  (a) 3,125 shares of Common Stock  issuable  upon  exercise of
         warrants held by Woodland  Partners,  (b)(i)  115,625  shares of Common
         Stock issuable upon exercise of warrants, (ii) 100,000 shares of Common
         Stock  issuable upon  conversion of shares of Series A Preferred  Stock
         and (iii) 80,000  shares of Common Stock  issuable  upon  conversion of
         shares of Series B Preferred  Stock,  all of which are held by Woodland
         Fund,  and (c)(i) 115,625 shares of Common Stock issuable upon exercise
         of  warrants,  (ii)  100,000  shares  of  Common  Stock  issuable  upon
         conversion  of  shares  of Series A  Preferred  Stock and (iii)  80,000
         shares of Common Stock  issuable upon  conversion of shares of Series B
         Preferred  Stock,  all of which  are held by  Seneca.  Mrs.  Rubenstein
         disclaims  beneficial  ownership  of the  securities  held by  Woodland
         Partners,  Woodland  Fund  and  Seneca,  except  to the  extent  of her
         respective equity interest therein. Does not include securities held by
         Barry Rubenstein, the husband of Marilyn Rubenstein.

(13)     Includes  (a)(i)  115,625 shares of Common Stock issuable upon exercise
         of  warrants,  (ii)  100,000  shares  of  Common  Stock  issuable  upon
         conversion  of  shares  of Series A  Preferred  Stock and (iii)  80,000
         shares of Common Stock  issuable upon  conversion of shares of Series B
         Preferred  Stock,  all of which are held by Woodland  Fund,  and (b)(i)
         115,625 shares of Common Stock issuable upon exercise of warrants, (ii)
         100,000  shares of Common Stock  issuable upon  conversion of shares of
         Series A  Preferred  Stock and  (iii)  80,000  shares  of Common  Stock
         issuable upon conversion of shares of Series B Preferred  Stock, all of
         which are held by Seneca,  of which Woodland  Services Corp.  disclaims
         beneficial  ownership,  except to the extent of its  respective  equity
         ownership therein.

                  (b)  Wheatley  has sole power to vote and dispose of 5,155,456
shares of Common  Stock,  representing  approximately  46.5% of the  outstanding
shares of  Common  Stock  and may be  deemed  to have  shared  power to vote and
dispose of 439,948 shares of Common Stock,  representing  approximately  6.4% of
the outstanding shares of Common Stock.

                  By virtue of being  the  general  partner  of  Wheatley  and a
general partner of Wheatley Foreign,  Wheatley Partners LLC ("Wheatley LLC") may
be deemed to have shared power to vote and dispose of 5,595,404 shares of Common
Stock,  representing  approximately  48.7% of the  outstanding  shares of Common
Stock.

                  Seth Lieber and  Jonathan  Lieber each have sole power to vote
and dispose of 2,084 shares of Common  Stock upon the exercise of options,  each
representing  less than 1% of the outstanding  shares of Common Stock. By virtue
of being a member  and an  officer  of  Wheatley  LLC,  each of Seth  Lieber and
Jonathan  Lieber  may be  deemed to have  shared  power to vote and  dispose  of
5,595,404  shares  of  Common  Stock,  representing  approximately  48.7% of the
outstanding shares of Common Stock.

                  Barry Rubenstein has sole power to vote and dispose of 432,291
shares of Common Stock upon the exercise of options and  warrants,  representing
approximately 6.2% of the outstanding shares of Common Stock. By virtue of being
a member  and an  officer  of  Wheatley  LLC and a general  partner  of  Seneca,
Woodland Partners,  Woodland Fund and Rev-Wood,  Mr. Rubenstein may be deemed to
have  shared  power to vote and  dispose of  6,776,049  shares of Common  Stock,
representing approximately 54.6% of the outstanding shares of Common Stock.

                  Irwin  Lieber  has sole  power to vote and  dispose of 106,250
shares of Common Stock upon the exercise of options,  representing approximately
1.6% of the outstanding  shares of Common Stock. By virtue of being a member and
an officer of Wheatley  LLC,  Irwin Lieber may be deemed to have shared power to
vote and dispose of 5,595,404 shares of Common Stock, representing approximately
48.7% of the outstanding shares of Common Stock.

                  By virtue of being a member and an officer  of  Wheatley  LLC,
Barry  Fingerhut  may be  deemed to have  shared  power to vote and  dispose  of
5,595,404  shares  of  Common  Stock,  representing  approximately  48.7% of the
outstanding shares of Common Stock.

                  Wheatley Foreign has sole power to vote and dispose of 439,948
shares of Common Stock representing approximately 6.4% of the outstanding shares
of Common  Stock and may be deemed to have  shared  power to vote and dispose of
5,155,456  shares  of  Common  Stock,  representing  approximately  46.5% of the
outstanding shares of Common Stock.

<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 21 of 22 Pages
- ------------------------------------         -----------------------------------

                  By virtue  of being a general  partner  of  Wheatley  Foreign,
Wheatley  Management  may be deemed to have shared  power to vote and dispose of
439,948  shares  of  Common  Stock,  representing   approximately  6.4%  of  the
outstanding shares of Common Stock.

                  Seneca has sole power to vote and dispose of 336,106 shares of
Common Stock representing approximately 5.0% of the outstanding shares of Common
Stock.

                  Woodland  Fund has sole  power to vote and  dispose of 349,600
shares of Common Stock representing approximately 5.1% of the outstanding shares
of Common Stock.

                  Woodland  Partners  has  sole  power to vote  and  dispose  of
161,606 shares of Common Stock  representing  2.5% of the outstanding  shares of
Common Stock.

                  Rev-Wood has sole power to vote and dispose of 333,333  shares
of Common Stock representing 4.9% of the outstanding shares of Common Stock.

                  By virtue of being a general partner of Woodland  Partners and
an officer of Woodland Services Corp.,  which is a general partner of Seneca and
Woodland Fund, Marilyn Rubenstein may be deemed to have shared power to vote and
dispose of 847,312 shares of Common Stock,  representing  approximately 12.0% of
the outstanding shares of Common Stock.

                  By virtue of being a general  partner of Seneca  and  Woodland
Fund,  Woodland  Services  Corp.  may be deemed to have shared power to vote and
dispose of 685,706 shares of Common Stock,  representing  approximately  9.7% of
the outstanding shares of Common Stock.

                  Item 5(c) is supplemented as follows:

                  (c)  The  following  table  sets  forth a  description  of all
transactions  in shares of Common Stock of the Issuer by the  Reporting  Persons
identified in Item 2 of this Schedule 13D effected since the filing of Amendment
No. 6 to the Schedule 13D.

                                                 Number of
                                Purchase/         Shares
                               Acquisition      Purchased/       Purchase
Name of Stockholder               Date           Acquired          Price
- -------------------               ----           --------          -----
Series C Preferred Stock
Wheatley Partners, L.P.         07/14/99         993,333(1)      100,000.00
                                                                     (2)
Wheatley Foreign Partners,      07/14/99          86,377(1)      100,000.00
L.P.                                                                 (2)

(1)      Represents shares of Common Stock issuable upon conversion of shares of
         Series C  Preferred  Stock and upon  exercise  of  warrants to purchase
         shares of Common Stock.

(2)      Represents  the per  unit  purchase  price,  exclusive  of the  warrant
         exercise  price.  Each unit was comprised of (i) 100 shares of Series C
         Preferred Stock  (convertible into 1,159.42 shares of Common Stock) and
         (ii) warrants to purchase 100,000 shares of Common Stock at an exercise
         price of $0.8625 per share.

         The  securities  set forth in the table above were purchased in private
placement transactions from the Issuer.


<PAGE>
- ------------------------------------         -----------------------------------
CUSIP No. 74833H 10 0                  13D          Page 22 of 22 Pages
- ------------------------------------         -----------------------------------

                                   SIGNATURES

                  After reasonable  inquiry and to the best of his knowledge and
belief, each of the undersigned certifies that the information set forth in this
statement is true, complete and correct.

Dated: August 9, 1999                    WHEATLEY PARTNERS, L.P.
                                         By: Wheatley Partners, LLC,
                                             the General Partner

                                         By: /s/ Irwin Lieber
                                             --------------------------------
                                             Irwin Lieber, President


                                            /s/ Barry Rubenstein
                                         ------------------------------------
                                             Barry Rubenstein


                                            /s/ Irwin Lieber
                                         ------------------------------------
                                            Irwin Lieber


                                            /s/ Seth Lieber
                                         ------------------------------------
                                            Seth Lieber


                                            /s/ Jonathan Lieber
                                         ------------------------------------
                                            Jonathan Lieber


                                         WHEATLEY FOREIGN PARTNERS, L.P.
                                         By: Wheatley Partners, LLC, a General
                                             Partner

                                         By: /s/ Irwin Lieber
                                             --------------------------------
                                             Irwin Lieber, President


                                         SENECA VENTURES


                                         By: /s/ Barry Rubenstein
                                             -------------------------------
                                             Barry Rubenstein, a General Partner


                                         WOODLAND PARTNERS


                                         By: /s/ Barry Rubenstein
                                             -------------------------------
                                             Barry Rubenstein, a General Partner


                                         WOODLAND VENTURE FUND

                                         By: /s/ Barry Rubenstein
                                             -------------------------------
                                             Barry Rubenstein, a General Partner


                                         REV-WOOD MERCHANT PARTNERS

                                         By: /s/ Barry Rubenstein
                                             --------------------------------
                                             Barry Rubenstein, a General Partner


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