POINT SYSTEM BY CARD ACCOUNT SETTLEMENT AND READABLE RECORDING MEDIUM HAVING POINT RETURN PROGRAM STORED THEREON

摘要

PROBLEM TO BE SOLVED: To automatically perform the accumulation of points and the processing of a return money amount just by the read processing of a card and the input of a transaction money amount. SOLUTION: This point system is constructed so as to store the points corresponding to the transaction money amount in a customer point memory 521 for each customer so as to cumulatively impart them to the customer every time a commercial transaction is generated through a cash card Y in a member shop D and to pay back a prescribed money amount to the customer when the cumulative points reach prescribed full points. It is provided with a cumulative point discrimination part 513 for discriminating whether or not the cumulative points reach the full points every time the commercial transaction is generated, a paying amount setting part 514 for setting an amount for which the money amount corresponding to the full points is subtracted from a transaction money amount as a paying amount at the time of discriminating that the cumulative points reach the full points and an output part 42 for reporting the paying amount.