The full version of that ad (for the Ford Street Ka) isn't designed for cat lovers in the least, ho hum.
As for spam, there's at least one PC program that lets you filter it at the server end, to your configuration - it'd be nice if that was a standard way of dealing with it, with the resposibility on the user. That way no admin gets accused of censorship, and people get to set it to their own prefs.