xpd:
It was for a VERY well known company too. But my friend has moved on and loves her new job.
That's a misuse of it surely? Don't you have to show good faith - i.e. if it's someone you don't want to retain because of poor performance in the first 3 months, you have to show that you've taken steps to improve that issue. IANAL but sounds like they've opened themselves up to litigation, or at least arbitration.

