| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for paying in promotion which can select a favorable customer among the customers who settles by general affiliated credit card and recommend them to pay in the membership of the company. SOLUTION: In the case of the general affiliated credit card, a code of the company which issued the card and a number of the membership, and in the case of a debit card, a branch office code and a number of the account of the bank are each prescribed as a customer key. A history of purchase of the customer of the credit card and the debit card are managed in a customer data part 22. A condition for paying in promotion part 23 stores a condition for paying in promotion and information for paying in promotion. When the customer settles by a credit card, etc., a condition checking part for receipt output 15 checks whether the updated history of the customer' s purchase satisfies the condition for the paying in promotion or not. When it satisfies the condition, a receipt, which the information for the paying in promotion is printed in addition to the sales data of this time, is outputted from a device for receipt output 50. A clerk highly recommends the customer, on whose receipt the information for paying in promotion is printed, to pay the prescribed membership such as a private card membership, etc. |
