METHOD FOR PROCESSING CREDIT CARD AND CREDIT CARD PROCESSING PROGRAM

摘要

PROBLEM TO BE SOLVED: To effectively use different credit cards by putting the priority to two or more credit cards while considering the merit of a card member or stores. SOLUTION: A portable terminal 9001 is provided with a credit card information storing part 913 for storing credit card information concerned with a plurality of credit cards and a control part 903 for displaying a settlement card selection picture for allowing a card member to select a credit card to be used from these credit cards on the basis of priority information transmitted from a store server by using the entry of the card member to the store as a trigger and by displaying the merit of utilization of two or more credit cards as a key on a display part 905.