All versions of Interaction are AJAX-based and benefit from the Web 2.0 characteristics, basically: light-weight server technology and heavy use of Javascript client-side. Interaction is a fast web application that uses sophisticated technology optimized to create the minimum number or server queries (no reloads). Interaction currently supports: Opera, Firefox and Internet Explorer, and has been reported to work properly with Konqueror. Interaction is available is 3 different versions: the Standard version for regular users and bloggers, the Professional version for power users or small businesses, and the Enterprise version is more aimed at medium and large companies with call centers.