To provide a method of providing advertisement information by a computer system.

Updated information after information on a computer system or computer network such as the Internet is collected in place of the user of the information, and provided to the user of the information by an electronic mail or a Web page. The information to be collected is freely selected and designated by the Web page using a CGI program beforehand. Banner advertisement and advertisement information by characters and voices are added to provide effective advertisement information to an advertisement requester. In addition to the advertisement, the user receives the supply of the information to obtain the updated information with a reduced direct cost or without the occurrence of the cost.