Patent ID: 7340524

Claim:
A client machine which is connected through a communication line with a service providing server machine to subscribe for a service system provided by said server machine in order to be provided with a service independently from one or more other client machines according to said service system, said server machine provides a regular service and also a tentative service prior to the provision of said regular service, said client machine comprising: a tentative service utilization section for utilizing a tentative service provided by said server machine independently from one or more other client machines; a point value display section for displaying a point value sequentially changing independently from one or more other client machines when said tentative service utilization section is utilizing a tentative service, the point value becoming a time available in the regular service if the client machine registers to the regular service within a lapse of a predetermined time from a beginning of utilization of the tentative service; and a regular service utilization procedure section for taking procedure steps for utilizing the regular service provided by said server machine independently from one or more other client machines said client sequentially updates the point value as time passes by when utilizing the tentative service provided by said tentative service providing section; said regular service utilization procedure accepting section accepts a procedure for utilizing the regular service that is made by the client machine provided with the tentative service by said tentative service providing section and also accepts the point value updated by said client machine at a moment when said procedure was accepted; and said regular service providing section provides the service corresponding to the point value accepted by said regular service utilization procedure accepting section to the client machine whose procedure was accepted by said regular service utilization procedure accepting section.