| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce the workload of employees in the case of that a customer service system including the issuance of frequent customer vouchers and stamp cards is adopted. <P>SOLUTION: A product sales data processing device operates to process the sales of products in product sales data based on the inputted data of the purchased products, and calculate the total amount of a transaction based on the processed product sales data and the number of vouchers to be provided based on the processed product sales data and predetermined voucher provision conditions. The number of vouchers to be provided is displayed on a screen on a display unit together with the amount of change obtained by a change calculation. <P>COPYRIGHT: (C)2012,JPO&INPIT |
