Craigslist is alright, but it would be nice if you could share things more easily, say with people you know from college/uni. Which is why Facebook should be a

Craigslist is alright, but it would be nice if you could share things more easily, say with people you know from college/uni. Which is why Facebook should be a good place for ads, but 99% of people I've seen use it just for fun. Those are the problems I have with each of those.