I know you want to be in business for yourself. We all do. No bosses to worry about. You get all the profits instead of seeing it go to the big wigs upstairs while you collect your humble paycheck. You have the prestige of saying, "yes, I own my own business." It's a dream many of us have, and it's easier than you think.
The first thing you'll need to know is what you want to do. Here are some ideas...
http://www.kristensguide.com/Business/business_ideas.asp