Selling a car stereo on gumtree, got a message from a guy Saying he would buy it, and he's changed the time for Collecting it about ten times already, today tops the lot - "running late, can't make it for 11, is 1pm ok?" Yep, i'll just sit inside on a day like this, waiting on you. Idiot. If he does it again, he's getting told to f**k off.