Exhibit 4 AFFINITY TECHNOLOGY GROUP, INC. 1053 B Sparkleberry Lane Extension, Columbia, SC 29223 April 4, 2005 Accredited Investor Address City, State Zip Code Re: Convertible Note Purchase Agreement (the "Note Purchase Agreement) between Affinity...Convertible Note Purchase Agreement • November 14th, 2005 • Affinity Technology Group Inc • Patent owners & lessors
