EXHIBIT 99


                CERTIFICATION PUSUANT TO 18 U.S.C. SECTION 1350,
                       AS ADOPTED PURSUANT TO SECTION 906
                        OF THE SARBANES-OXLEY ACT OF 2002


         In connection with the Annual Report of Realmark Property Investors
Limited Partnership - VI B (the "Partnership") on Form 10-K for the year ended
December 31, 2002 as filed with the Securities and Exchange Commission on the
date hereof (the "Report"), I, Joseph M. Jayson, Individual General Partner and
Principal Financial Officer, certify, pursuant to 18 U.S.C. Section 1350, as
adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to the
best of my knowledge:

         1. The Report fully complies with the requirements of section 13(a) or
            15(d) of the Securities and Exchange Act of 1934; and

         2. The information contained in the Report fairly presents, in all
            material respects, the financial condition and results of operations
            of the Partnership.





March 31, 2003                                    /s/ Joseph M. Jayson
- --------------                                    --------------------
     Date                                         Joseph M. Jayson
                                                  Individual General Partner and
                                                  Principal Financial Officer