Abstract: This invention is to provide a technique enabling to efficiently collect effectiveness information as to evaluation information for evaluation objects, with reliability. An informant tourist A registers recommendation information of a tourist resort to an information broker C. The information broker C opens registered evaluation information to the public through the Internet. An information utilizing tourist B accesses to a web site of the information broker C and looks for his or her favorite store. The information utilizing tourist B finds evaluation information registered by the informant tourist A and goes to a tourist resort store D of its evaluation object. The information utilizing tourist B negotiates a deal about benefits with the tourist resort store D.

Abstract: A user purchases a commodity in a store, and transmits a home delivery request by a user terminal. A service center for receiving home delivery requests transmits IC tag information to the store or the like. In the store, the information is written in an IC tag, and the tag is attached to the commodity. The service center transmits a pickup instruction to a delivery company. The user repeats such shopping. The delivery company staff member goes to the store to pick up the commodity. When the pickup is completed, a pickup completion notice is transmitted to the service center. The user transmits a purchase completion instruction to the service center at the time of the end of shopping. In response to this, the service center transmits a packing instruction to the delivery company. The delivery company carries out packing in response to this, and when a fee is fixed, a fee notice is transmitted to the service center.

Abstract: This invention is to provide a technique enabling to efficiently collect effectiveness information as to evaluation information for evaluation objects, with reliability. An informant tourist A registers recommendation information of a tourist resort to an information broker C. The information broker C opens registered evaluation information to the public through the Internet. An information utilizing tourist B accesses to a web site of the information broker C and looks for his or her favorite store. The information utilizing tourist B finds evaluation information registered by the informant tourist A and goes to a tourist resort store D of its evaluation object. The information utilizing tourist B negotiates a deal about benefits with the tourist resort store D.