The 17th LinuxTag took place on 11-14 May 2011 at the fairground under the radio tower of the Messe Berlin in Berlin, Germany. With about 11,000 visitors, the LinuxTag is one of the most important places for Linux and Open Source Software in the world. The LinuxTag slogan is "Where .COM meets .ORG", as it includes both representatives from commercial companies and from non-profit community projects. These exhibitors present all the latest for professional users, decision makers, developers, beginners and the Linux community. Additionally, the conference program includes beginner subjects and overviews as well as professional issues and expert meetings.