If you just want a brag factor play SNG's, they can be easy to win at the low levels, and require very little post flop skill.
How to beat them? Learn the ICM models for push/fold techniques, which are brilliant for bubble play, which is the most important time in an SNG.
There are several places on the net to find more info but this site has a few basic principles that most players at that level don't understand:
Online Poker Tournament Strategy | Sit and Go Planet
Submit your email to get the PDF, it's genuine, and a very handy read for someone trying to get into SNG's.
If you can't at least win a few dollars after reading those articles and applying the principles properly I'd be very surprised.