[ajones05]

For anyone curious about craigslist marketshare and competitors, this is the best resource I've seen on the topic: http://www.quora.com/Craigslist/Why-hasnt-another-product-di...

In that discussion is reference to this graphic, which does a good job illustrating many of the would-be craigslist-crushers (although most go after niches rather than the whole pie): http://s3.amazonaws.com/data.tumblr.com/tumblr_kwkfi5tqEi1qz...