In a world where potential employers will almost certainly toss your name into a search engine before considering you for a job, we should all be very careful about what we put online. However, sometimes we slip up, leaving a nasty smear on an otherwise pristine social networking persona. Now, thanks to a ruling by the FTC, background checking services can store those unfortunate moments for up to 7 years after you've deleted them from the web. A company called Social Intelligence — which provides background checks for companies during the hiring process — recently drew ire from would-be employees...