To shorten lead time from planning to printing by carrying out accurate estimation according to request from a customer by a method wherein a specific keyword design pattern is sampled from a plurality of standard design patterns, and a print file is outputted to an output medium.

A design is selected by a customer at a terminal 11 to a shop side. A specific design pattern is sampled from standard design patterns, and the sampled design pattern is displayed on a display. A specific design pattern is selected by a customer from the design patterns displayed on the display. For the selected design pattern, the whole image of a completion is displayed, and besides some correction is added to a background, specification of a character, etc. Such the design pattern together with printing information is transmitted to the terminal on the shop side via a modem 14. Thereby, lead time can be shortened.