PURPOSE : A real estate thing for sale register system and a method thereof are provided to register information easily by offering the information about the real estate for sale to a real estate broker through a database in real estate thing for sale register server.CONSTITUTION : A real estate complex common information database(11) only stores the common information of a real estate complex. A real estate thing for sale register server(10) displays the selection screen of the real estate complex on a real estate broker terminal. If the real estate broker terminal(20) selects the real estate complex, the real estate thing for sale register server offers the common information. If the execution of registration of a thing for sale is selected, the real estate thing for sale register server stores the real estate for sale.COPYRIGHT KIPO 2010