In order to make it possible to simply order extra prints, an image viewing/ordering ID and an image viewing/ordering password and an order determining ID and an order determining password are issued (created) when input of image data is accepted. Each of members belonging to a group transmits to a server...http://www.google.de/patents/US7259879?utm_source=gb-gplus-sharePatent US7259879 - Print ordering system and control method therefor, and server computer and communication terminal used for print ordering system and control method therefor