UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 DATE OF REPORT: OCTOBER 2, 2003 (Date of earliest event reported) SUN COMMUNITIES, INC. (Exact name of registrant as specified in its charter) MARYLAND COMMISSION FILE NO. 1-12616 38-2730780 (State of Organization) (IRS Employer I.D. No.) 27777 FRANKLIN ROAD, SUITE 200 SOUTHFIELD, MICHIGAN 48034 (Address of principal executive offices) (248) 208-2500 (Registrant's telephone number, including area code)

ITEM 5. OTHER EVENTS. On October 2, 2003, we agreed to invest $50 million in the $150 million equity financing of Origen Financial L.L.C., as described on the attached Exhibit 99.1. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS. (c) Exhibits. Exhibit No. Description 99.1 Text of Press Release, dated October 3, 2003 - 2 -

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: October 3, 2003 SUN COMMUNITIES, INC. By: /s/ Jeffrey P. Jorissen ------------------------------------------ Jeffrey P. Jorissen, Executive Vice President, Treasurer, Chief Financial Officer, and Secretary - 3 -

SUN COMMUNITIES, INC. EXHIBIT INDEX Exhibit No. Description Filed Herewith - ----------- ----------- -------------- 99.1 Text of Press Release, dated October 3, 2003 X - 4 -

EXHIBIT 99.1 FOR FURTHER INFORMATION: AT THE COMPANY: Jeffrey P. Jorissen Chief Financial Officer (248) 208-2500 FOR IMMEDIATE RELEASE SUN COMMUNITIES, INC. AGREES TO INVEST IN ORIGEN EQUITY FINANCING SOUTHFIELD, MI, OCTOBER 3, 2003 - SUN COMMUNITIES, INC. (NYSE: SUI), a real estate investment trust (REIT) that owns and operates manufactured housing communities, today reported that it agreed to invest $50 million in the $150 million equity financing of Origen Financial L.L.C. ("Origen"), which is scheduled to close on Wednesday, October 8, 2003. Origen has indicated that the capital raised in Origen's equity financing will be used in part to repay all indebtedness to Sun Communities (approximately $35 million) and to acquire certain interests in Sun's manufactured home loans. These securities will be issued by Origen in a private placement in reliance upon an exemption from registration provided by the Securities Act of 1933. The securities will not be, and have not been, registered under the Securities Act and may not be offered or sold in the United States absent registration or an applicable exemption from the registration requirements of the Securities Act. Sun Communities, Inc. is a real estate investment trust (REIT) that currently owns and operates a portfolio of 130 manufactured housing communities mainly in the Midwest and Southeast United States. On June 30, 2003, Sun Communities' portfolio consisted of 44,520 developed sites as well as 7,050 sites suitable for development. FOR MORE INFORMATION ABOUT SUN COMMUNITIES, INC. VISIT OUR WEBSITE AT WWW.SUNCOMMUNITIES.COM