The Residential Real Estate Council (RRC), formerly known as the Council of Residential Specialists, is the largest not-for-profit affiliate of the National Association of REALTORS®. RRC is a professional network of 33,000 residential real estate professionals in the U.S. and overseas, with the common goal of providing real estate agents with tools and education to help them be successful. Working with independently contracted Certified CRS Instructors, who are among the best in the business, has distinguished RRC and CRS Education. Mary Lynne Gibbs earned the CRS Designation.