What do you think of the Honda CB series?

I am in college and i am sick of riding my bicycle everywhere. I am looking for a good reliable motorcycle to get around on. I have heard good things about Honda's CB series and have been pointed towards a cb100 or cb125. If i were to look into purchasing one of these, what kind of things should i check on the bike to make sure its legit?What do you think of the Honda CB series?this is the C A R aisle