Merchandise order apparatus and method thereof, and recording medium

A merchandise order method comprising:

• receiving an order signal including remainder quantity information that shows a remainder quantity of merchandise;
• calculating a period until a remainder quantity of the merchandise is exhausted, based on purchase history of a purchaser and the remainder quantity information;
• selecting a shop where the merchandise can be purchased most cheaply, based on the calculated period and a selling price of the merchandise;
• preparing order information based on the selection;
• and
• placing an order with the selected shop based on the order information.

A computer-readable recording medium recording a program directing a computer to control placing an order of merchandise, wherein the program includes:

• receiving an order signal including remainder quantity information that shows a remainder quantity of merchandise;
• calculating a period until a remainder quantity of the merchandise is exhausted based on purchase history of a purchaser and the remainder quantity information;
• selecting a shop where the merchandise can be purchased most cheaply, based on the calculated period and a selling price of the merchandise;
• preparing order information based on the selection;
• and
• placing an order with the selected shop based on the order information.