The San Francisco Association of REALTORS® is part of a network of local and state associations of REALTORS®, all of which are affiliated with and chartered by the National Association of REALTORS®. Local associations generally provide services to REALTORS® doing business in a particular geographic or marketing area. Most local associations, either separately or jointly with other local associations, operate multiple listing services. Many other services are provided by local associations to their REALTOR® members, including publications, education programs and legislative representation.