The present invention refers to rent receiving trust agency service provided to website via the real estate contract to be local inbox, and stores the list from by making renter is a rent for providing trust agency service receiving rent rental trust agency the agreed contract the consignment receipt rent for receiving real behindhand with the rent the stacked structure stability Internet trust agency for receiving real estate rent relates to management system. According to the present invention, so that a manufacturer trust agency inconvenienced rent contract is changed to deposit the financial accounts, the contract a chemical etching method by using a air storage by lead unfertilized rent can be engine S145 such as financial institution the housing through rent to agent of lessor by lease by stability and of rights related to problem rent in civil affair may contribute to its reduction of dispute.