| 摘要 |
PURPOSE: A method for recalling an amount of used money is provided to use bonus scores being recalled from a credit card company as various objects in a group of a member by collecting credit card members as the unit of a group and recalling the bonus scores corresponded to an amount of the used money from the credit card company to the group when the member uses a credit card. CONSTITUTION: A group is joined and registered as a member group by on-line communication. The group checks a credit card issuing request of each individual. If the individual requests an issue of the credit card, a credit card is issued by inquiring a credit rating of the individual, and information of the issued card is registered and transmitted. When the individual uses the credit card, an approval is decided through an inquiry, and the group of the individual member is classified. Bonus scores corresponded to used money are accumulated to the group of the individual.
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