The present invention relates to a system and method that relates to the agent acts mediation system and method, on behalf of the requester and the requester requesting More specifically, the agent acts an intermediary actors performing a particular action. The present invention receives the agent behavior to it a plurality of terminals, wherein the agent schedule information, receive or enter a proxy request information from the requestor for receiving the agent schedule information from the actor performing the agent acts to request that, at the request of the requester of the received agent schedule information, the requester is the management server, the request for the actors list type agent schedule information to be transmitted to the requester's terminal meets the entered criteria woman the proxy behavior by specifying the particular agent of the actor list When commissioned to give you, the reception server and the actors to transmit a message requesting acceptance of the agency requesting the information and the agency acts on the requestor to a terminal of a given actor said has accepted the agent acts for the requestor in the agency If the contract of conduct established for the requestor If the request for payment of the amount needed for the agency to act, the agency action is completed, it characterized in that it comprises a billing server that is using the Escrow payment for the amount paid to the actors. According to the present invention, the agent acts directly by paying the amount to the requestor or after actors provide information to meet the registration criteria for mutual device to the mediating agency acts agreement established between the requestor and the actors, the agency acts completed by the actors It can be replaced while the number of acts not through another person has the advantage of preventing the risk of damage.