The organization has grown from its original group of founders into an international organization.
Membership is based on expertise, ethical standards, and professional integrity.
Members of the Association commit themselves to the highest ethical standards in the conduct of their business and accept the obligations set out in the By-Laws of the organization's Constitution. All information must be provided prior to the sales transaction. In addition, all information on prints must be attached to the bill of sale provided for the purchaser upon the conclusion of a sale. All members of the Association must guarantee the authenticity of any print, as described and sold by them. No member of the Association may engage in misleading advertising or descriptions of prints for sale.