The complaint states that Marlowe actually drove from Alabama to Ohio to photograph the plaintiff's home, which he then posted on the Web. He also allegedly went to the courthouse in Medina to dig up personal dirt on Gillespie, which he then also disseminated over the Internet.
This is serious, though. My bf's been through something similar, with people venting real life data about him, and I can assure you it's not funny at all. What these guys did was by all lights illegal and they deserve to be sued.
On the other side, I don't think AOL can be held responsible at all, but anyway...