Originally Posted by
PedallingATX
Actually just a front brake should do you just fine. I have front and rear brakes on my road bike, but I NEVER use the rear brake. EVER. In fact, I think I'm going to take it off. Since you sound like you are new to bikes, I would take it easy on the braking if you do decide to just run a front brake, at least at first. You definitely don't need a rear brake,
Not such a good idea. Just because you don't use a rear brake doesn't mean it has no purpose.