Craigslist, because it's anonymous, all sorts of stuff creeps in like ads for:-

Selling babies
Fake post to sell babies will get  you jailed big time
You'll get arrested for posts like these because posting an add to sell babies IS an act of selling babies whether you have a baby or not.

Free to take home items
Man's house got looted by around 30 people (including a horse)
Some schemes are so effective that even with the owner around, the looters proceeded to point out a printout of the craigslist ad and continued with the looting. People were like packing stuff on top of their cars and driving of with it. The hoax ad cleverly ensure that the 'looting' time was when no one was around the house. I believe that a horse was also taken? Should these people be arrested and given the maximum penalty of the law?

And the latest - hard to believe is true (don't think it's true, but interesting read nevertheless)
Man in Hospital after Organs got harvested
It's a story about organ harvesters who surprised a guy and proceeded to grab his kidney, half a liver, 2 fingers and a pancreas.