1 EXHIBIT 10.18 2 EXHIBIT 10.18 November 7, 1996 State Street Bank and Trust Company of Missouri, N.A. Corporate Trust Department P.O. Box 5923 Boston, MA 02206 Re: Rosewood Care Center Holding Co. Letter of Credit No. SF 14298 in the amount of $3,129,889.00 Expiring December 6, 1996 Gentlemen: This is to advise you that SunTrust Bank, Central Florida, N.A., will renew the above-referenced Letter of Credit in favor of Mercantile Bank of St. Louis for a period of one year. If you should have any questions, please call me at (407) 237-5303. Sincerely, /s/Glenys Blenden Vice President Copies: Ms. Laura Roberson - Mercantile Bank of St. Louis, N.A. Ms. Susan Gamble - Summers, Compton, Wells & Hamburg