VAN KAMPEN FOCUS PORTFOLIOS SERIES 247, 487, EX-99.4.1, 2000-09-12

VAN KAMPEN FOCUS PORTFOLIOS SERIES 247
487, EX-99.4.1, 2000-09-12

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                                                                     EXHIBIT 4.1


                                INTERACTIVE DATA
                           FINANCIAL TIMES INFORMATION
                         100 Williams Street, 25th Floor
                             New York, NY 10038 USA

                              Tel: (212) 269-6300
                              Fax: (212) 771-6445

September 11, 2000


Van Kampen Funds Inc.
One Parkview Plaza
Oakbrook Terrace, IL 60181

          Re: Van Kampen Focus Portfolios, Series 247
                The Dow Strategic 10 Portfolio, September 2000 Traditional
                Series and The Dow Strategic 5 Portfolio, September 2000
                Traditional Series (A Unit Investment Trust) Registered Under
                the Securities Act of 1933, File No. 333-43724

Gentlemen:

         We have examined the Registration Statement for the above captioned
Fund, a copy of which is attached hereto.

         We hereby consent to the reference in the Prospectus and Registration
Statement for the above captioned Fund to Interactive Data Corporation, as the
Evaluator, and to the use of the Obligations prepared by us which are referred
to in such Prospectus and Registration Statement.

         You are authorized to file copies of this letter with the Securities
and Exchange Commission.

                                                               Very truly yours,


                                                                     Steve Miano
                                           Director Fixed Income Data Operations