Donald T Sutte As a recognized industry expert, Mr. Sutte conducts regular speaking engagements and is published on the subject of sign valuation. He has served as an expert witness in both state and federal courts. Mr. Sutte holds the MAI designation from the Appraisal Institute and is a member of the American Society of Real Estate Counselors and the Outdoor Advertising Association of America. Mr. Sutte holds a BS in Business Administration from Florida Southern College.