| 摘要 |
PROBLEM TO BE SOLVED: To fairly charge a discount parking charge in accordance with each shopping amount at each store even when a customer shops at plural stores by constituting the system of an IC card, an IC card terminal and a personal computer for management. SOLUTION: This system is constituted of the IC card terminal 1 installed at a parking lot and each store, the personal computer 2 for management installed at an office, etc., and the IC card 3, and each card terminal 1 is connected to the personal computer 2 through a public communication line. Then, a parking lot entry information is recorded in the card 3 when the customer enters the parking lot and the number of additional points and the number of cumulative points corresponding to the shopping amount are written in the card 3 at the time of purchasing merchandise at each store. A parking lot departure information is written in the card 3 when the customer departs from the parking lot to calculate the parking charge and to calculate the parking charge of the customer by reducing a discount price corresponding to the number of cumulative point. In addition, the discount parking charge is charged in accordance with the sales amount of each store. |
