Selling can be a cutthroat business where marketers are willing to go to any lengths to get their message out. That’s a hard lesson Craigslist has learned in their never-ending battle against determined spammers. Their response has been to increase posting restrictions and regulations and to block suspicious posts. Unfortunately, it’s easy to get caught in the middle even if you haven’t done anything wrong. Whether you’ve been naughty or nice, here’s what to look out for. Writer Bio