Freegans practice Freeganism and it is an alternative lifestyle to where you shun acceptable societal practices (the norm) to go out of your way to "rough it". The best example is dumpster diving for people's extra food. It's just another stupid idea, in my opinion, of the liberal college student demographic. Check out more about the Freegan lifestyle below...

http://ucsdguardian.org/index.php?option=com_content&task=view&id=9517&Itemid=4