Sakai – as an open source project, is used by many institutions around the world to provide a platform for communication, collaboration and creation. Trying to find good help documentation is critical. Sometimes having documentation alongside how-to videos can also be helpful.
Rutgers State University boasts one of the largest online repositories of documentation, help videos and how tos for both students and faculty. While some details of how they use Sakai are specific to their institution, valuable insight and know-how can be gleaned from what they have to share.