Realtor is a federally registered collective mark identifying a member of the National Association of Realtors. Realtors are actively engaged in the Real Estate profession either in real estate brokerage, management, appraising, land development or building. Image:Wiki.png This article is a . You can help My English Wiki by expanding it! In some places there may be legal restrictions on who can advertise as a realtor. Some agents specialize in residential property, while others specialize in commercial property (stores, offices, etc.)