Where do you get more information?
The best place to start looking for more information is Alfresco's corporate website (http://www.alfresco.com) itself. You can find the latest news and events, various training programs offered worldwide, presentations, demonstrations, and hosted trails.
Alfresco is 100 percent open source and all the downloads are available from the SourceForge website at http://sourceforge.net/projects/alfresco/files/.
Alfresco Wiki (http://wiki.alfresco.com) contains documentation such as tutorial, user guide, developer guide, administrator guide, and roadmap.
Alfresco discussion forums (http://forums.alfresco.com) are the best place to share your thoughts, and to get tips and tricks about Alfresco implementation. The discussion forums are available in multiple languages.
If you would like to file a bug or to know more details about the fixes in a specific release, then you must visit the bug tracking system at http://issues.alfresco.com/.