The present invention refers to real estate via the Internet sale relates to method, same taste on the basis of the kind and balanced imparted water a plurality of real estate method using Internet in a sale, application person terminal (20) through the interworking receives application subscription from application person specified bank server (30) to said subscription application data after transmitting the, subscription the digital signal through a PID input application person name, resident registration number, refund bank, refund account data is substantially prevented and the loss has only been possible if the ideal virtual application person thereof to impart a deposit accounts of the, designated bank server (30) transmitted from virtual deposit accounts application person information terminal (20) for transmitting at least one number 1 step (S100); said is application person to deposit accounts contract deposit deposit while bank server (30) which transmitted receipt items from the, deposit period of application person identified deposit after the lottery subject is created list storing the confirmation number 2 step (S200); respect to said included in list application personsame taste embodiment lottery computer imparting water after, application person terminal (20) to said computer result and each result is transmission schedule future according to, designated bank server (30) and transmitted to the subscription list [...] to input the digital signal through a PID [...] of refund account number 3 to reclaim contract deposit step (S300); of winner application person terminal (20) for transmitting and contract on-line, receives the electronic signature for the real estate sale a contract number 4 step (S400) which comprises, Pleasing, to false readings of congestion day application sale which avoids the attached, by influence speculative which cut the, sale business effectively perform sale as a result can be can be to save cost, refund account and password contract deposit of alien substance to prevent the drawback and disturb..