To obtain a system and a method for electronic advertisement which enables an information provider to easily and frequently operate advertisement information and a client user to access and retrieve information classified by groups.

The electronic advertisement system includes an information input device which is connected to a network (e.g. the Internet) to input the advertisement information and an information storage device which is connected to the information input device through the network to store the advertisement information. The information storage device preferably includes a control system for allowing the information provider to operate the advertisement information. Further, the system preferably includes an information display device connected to the network to display the advertisement information in the classified groups to the client user.