| 摘要 |
<p>[PROBLEMS] To provide information having specific meaning to only information receivers who are interested in a specific topic or thing or have motives and to drastically increase the hitting ratio of when necessary information is provided to information receivers needing the information. From various data transmitted/received between a server for providing a service of supporting information exchange, information announcement, or information reading and a client communicatable with the server through the Internet, a word, a character string, or data having a specific size and capable of being a keyword is picked up, and advertisement information registered in an advertisement information storage system is searched using the picked-up keyword as the search condition. If registered information satisfying a specific condition is found, the found advertisement/information data is extracted and inserted into data to be transmitted, and advertisement/information is delivered to the receiving client based on the inserted data.</p> |
