In order to freely construct an issue processing system which newly issues printed materials of necessary and sufficient amount by effectively using stocked printed materials, and thus achieve the issue process in a high-operability and high-convenience environment, a file information list is acquired and displayed from a document server, it is controlled by a controller of a printer to display a screen for accepting an acquirement indication for the file information, a stock of the file information selected on the screen is inquired to a stock management server, the stock information is thus acquired, and it is controlled, according to the acquired stock information, to cause a display unit to display a screen for accepting either one of a delivery indication and an information writing indication selectable by user or accepting both the delivery indication and the information writing indication selectable by user.