REVAA is a 501(c)(6) nonprofit collaborative of industry leading companies that offer residential real estate valuation tools including appraisals, Broker Price Opinions (BPO), Automated Valuation Models (AVM), among others. We are actively engaged in the issues most important to the future viability of the industry. REVAA advocates for ensuring reasonable and responsible regulation that promotes the availability, efficiency and reliability of real estate valuation products and services. Collectively, REVAA member companies represent approximately more than 70 percent of U.S. residential appraisal volume.