COVER 10 filename10.txt March 3, 2006 Securities and Exchange Commission 100 F. Street, N.E. Washington, D.C. 20549 Re: Report on Form 10-K Pursuant to Section 13 or 15(d) of the Securities and Exchange Act of 1934, one copy of Manor Care, Inc.'s Annual Report on Form 10-K for the year ended December 31, 2005 is being transmitted herewith. There was no change in accounting principles from the preceding year. Sincerely, /s/ Spencer C. Moler Spencer C. Moler Vice President and Controller