He has the ticket things, I can't remember their name (There is one in each map) but, get lots and exchange them for prizes. Then, exchange the prizes for money. That's the best I can think of. Find and sell items... I don't really know, as I have to restart the beta.
EDIT: Oh, Now, I figured out what you're talking about. Me? Don't ask. Mine isn't going too well, but you can look at the thread to see all of my thoughts and ideas.