Private membership real estate trade association. The Phoenix Association of REALTORS (PAR) provides continuing education for its' membership as well as programs, products and services to assist members in providing quality service to buyers and sellers of real property. By becoming a member of PAR, members also automatically become members of the Arizona Association of REALTORS (AAR) and the National Association of REALTORS (NAR). The REALTOR organization not only serves its membership but diligently protects and promotes private property rights.