See what other students think of their professors before you enroll in their class. Read comments and ratings so that you can sign up for the best professors.
Join discussion boards to collaborate on homework or projects. Have other students answer your toughest questions.
Clubs, Sororities, Fraternities, and others can create groups to promote events. Groups can also be used to better manage group projects.
Message and chat with your friends and classmates to talk about everything related to your classes or life in general.