The Iowa Association of REALTORS® seeks to serve members to enhance professionalism while protecting real property rights through the following services: professional development, legislative advocacy, legal services, MLS services, technology services, and member board management.A real estate agent is a REALTOR® when he or she is a member of the NATIONAL ASSOCIATION OF REALTORS®, The Voice for Real Estate® -- the world's largest professional association. The term REALTOR® is a registered collective membership mark that identifies a real estate professional who is a member of the NATIONAL ASSOCIATION OF REALTORS® and subscribes to its strict Code of Ethics.