WILLIAM G. LAJOIE, P.C. Certified Public Accountant 5951 South Middlefield Road, Suite 100 Littleton, Colorado 80123 (303) 798-9972 October 22, 1996 Securities and Exchange Commission 450 Fifth Street, N.W. Washington, D.C. 20549 Gentlemen: I have read Item 4 included in the attached Form 8-K dated October 21, 1996 of Data National Corporation and am in agreement with the statements contained therein. BY (Signature) /s/ William G. LaJoie, P.C.