EXHIBIT 99.1

                CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350
          (Adopted Under Section 906 of the Sarbanes-Oxley Act of 2002)

The undersigned officers, Gary A. Shiffman and Jeffrey P. Jorissen, hereby
certify that, to their knowledge: (a) this Annual Report on Form 10-K of Sun
Communities Operating Limited Partnership, for the year ended December 31, 2002,
fully complies with the requirements of Section 13(a) or 15(d) of the Securities
Exchange Act of 1934, as amended; and (b) the information contained in this Form
10-K fairly presents, in all material respects, the financial condition and
results of operations of the issuer.



         /s/ Gary A. Shiffman                             Dated: March 31, 2003
- -----------------------------------------------
Gary A. Shiffman, Chief Executive Officer
of Sun Communities, Inc., its General Partner

         /s/ Jeffrey P. Jorissen                          Dated: March 31, 2003
- -----------------------------------------------
Jeffrey P. Jorissen, Chief Financial Officer
of Sun Communities, Inc., its General Partner


  A signed original of this written statement required by Section 906 has been
provided to Sun Communities Operating Limited Partnership and will be retained
by Sun Communities Operating Limited Partnership and furnished to the Securities
and Exchange Commission or its staff upon request.