EXHIBIT 3.6 ARTICLES OF INCORPORATION OF OASIS COMMUNITIES, INC. Under the Official Code of Georgia Annotated ss. 14-2-202 ARTICLE I The name of the corporation is Oasis Communities, Inc. ARTICLE II The corporation is authorized to issue 1,000,000 shares. ARTICLE III The street address of the registered office is 1201 Peachtree Street, N.E., Atlanta, Georgia 30361. The registered agent at such address is CT Corporation System. ARTICLE IV The name and address of the incorporator is James H. Levine, 1800 Republic Centre, 633 Chestnut Street, Chattanooga, Tennessee 37450. ARTICLE V The principal mailing office of the corporation is 4210 Morningside Drive, Cummings, Georgia 30041. IN WITNESS WHEREOF, the undersigned has executed these Articles of Incorporation as of the 16th day of November, 1999. /s/ James H. Levine --------------------------------- James H. Levine, Incorporator