Many traditional Internet forums have not adapted to the development of the web and their usability standard is low. In order to satisfy this unexplored market segment Zoorum AB is working on a project with the goal to develop a new kind of Internet application for topic oriented discussions. The goal of this master thesis is to design a usable Internet forum, in association with Zoorum AB and Teknikhuset AB. Our challenge was to manage the designprocess, contribute with competence in interaction and usability and functionas a connection between the technology and the users. The result is presented as guidelines for design and visualized in the shape of mock-ups.