RPR’s core mission is to reinforce the REALTOR®'s value in the marketplace by keeping them ahead of the technology curve and better able to serve today’s technology empowered consumer. Realtors Property Resource® (RPR®) is NAR's exclusive online real estate database. RPR’s core mission is to reinforce the REALTOR®'s value in the marketplace by keeping them ahead of the technology curve and better able to serve today’s technology empowered consumer.