| 摘要 |
PROBLEM TO BE SOLVED: To solve such problems that there in an agony when giving a privilege such as a discount to customers purchasing commodities in a system setting conditions for giving a privilege to customers in a register single body, allowing the register to determine it based on sales information of the purchased commodities and the conditions, and giving the privilege to the customers, and that it is impossible to give a privilege based on the turn which the customer waits for to pay in the store. SOLUTION: This sales information control method controls the sales of the commodities, etc., through communication between sales information registration devices such as the registers and a control device obtaining the sales information such as commodity names from the sales information registration devices and converting them into database. In this sales information control method, the control device side sets the conditions giving the privilege to the customers purchasing the commodities, determines whether or not the sales information obtained from the sales information registration device is fitted to the conditions, and gives the privilege such as the discount to the customers based on the determination. |
