A professional society which is an affiliate of the National Association of Real Estate Brokers. The purpose of the NSREA is to formulate rules of ethics and professional conduct and enforce these rules to the benefit of its members. It awards the professional designation of " Master Real Estate Appraiser", " Certified Real Estate Appraiser", and " Residential Appraiser" to those who successfully complete a prescribed course of study and final examination. Membership in NSREA consists of five categories. These include Candidate, Member, Junior Member, Senior Member, and Master member. All persons who have successfully passed all qualifying procedures are entitled to use the designation Certified Real Estate Appraiser (CRA).