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Page 13 of 13 pages
JOINT FILING AGREEMENT
The undersigned hereby consent to the joint filing by any of them of a
Statement on Schedule 13D and any amendments thereto, whether heretofore or
hereafter filed, relating to the securities of U. S. Wireless Data, Inc., and
hereby affirm that this Schedule 13D is being filed on behalf of each of the
undersigned.
Dated: September 15, 2000 ComVest Capital Partners LLC
By: /s/ Michael S. Falk
--------------------------
Name: Michael S. Falk
Title: Manager
Dated: September 15, 2000 Commonwealth Associates, L.P.
By: Commonwealth Associates
Management Corp., its general
partner
By: /s/ Joseph P. Wynne
--------------------------
Name: Joseph P. Wynne
Title: Chief Financial Officer
Dated: September 15, 2000 Commonwealth Associates Management Corp.
By: /s/ Joseph P. Wynne
--------------------------
Name: Joseph P. Wynne
Title: Chief Financial Officer
/s/ Michael S. Falk
Dated: September 15, 2000 -------------------------
Michael S. Falk
