A printing system comprising:
a server which receives an image and order information for identifying, a print size, the number of sheets to print the image, a destination for sending the printed image and a payment method for a print price for the printed image independently one after another from a terminal of an orderer of printing over a network;
a database for storing the image and the order information which is received by the server independently one after another in association with each other; and
a printer for printing the image according to an instruction from the server, wherein
the server stores print conditions for the printer to start printing the image, which are designated via the terminal in association with all the order information, and
the server instructs the printer to print the image based on all the order information corresponding to the print conditions, when the print conditions stored in the database are fulfilled.