The present invention provides a method for providing a real-estate total transaction service. The method for providing a real-estate total transaction service comprises the steps of : receiving real estate offering data regarding an article for sale from a seller terminal or an intermediate terminal and storing the real estate offering data; extracting information of a buyer terminal when call transmission is registered to a consultant terminal by the buyer terminal or an event for searching the real estate offering data is detected; transmitting the information of the buyer terminal to the seller terminal or the intermediate terminal; and transmitting at least one service, in which a trading event according to the selling is mapped and stored, respectively to the buyer terminal and the seller terminal when the buyer terminal purchases the article for sale and a sales contract for the article for sale is concluded, wherein the at least one service may provide data for processing information about a person or a company for processing time-series procedures occurring while a trading event proceeds or procedures concurrently occurring or partially overlapping with the trading event, or data for processing the procedures. According to the present invention, the method for providing a real-estate total transaction service is capable of integrating not only real-estate transactions but only processes before and after the real-estate transactions into the real-estate total transaction service.(AA) Customer who does not install an applicatin(BB) Customer (Buyer, seller)(CC) Installation customer(DD) Affiliate headquarter(EE) Buy, and sell real estate, freely provide an estimate, and promote a representative phone(FF) Real-estate associate of an affiliateCOPYRIGHT KIPO 2018