In the present invention, if users designate keywords using various methods such as directly inputting search keywords or selecting popular keywords in real time by being connected to an Internet site, communities are formed having the keywords as a theme. And, the users form com¬ munities with other users who input the corresponding keywords, making it possible to debate common interest and exchange diverse information. Therefore, the users can obtain their desired information more actively and relevant operators can establish diverse revenue models according to the spontaneous groups of users who have common interest.
SYSTEM FOR INSTANT COMMUNITY SERVICE AND METHOD FOR FORMING INSTANT COMMUNITY