A student in London has devised a website where you can appeal your parking ticket in minutes.
It's worth a look : donotpay.co.uk

I read about this, and he's used is own experience and the input from a motoring lawyer. Sick of Parking tickets for trivial matters. And he had come to the conclusion that councils put tickets on the cars and ask questions later.

http://www.donotpay.co.uk/signup.php