I would bet it depends on just how much the company wants to get rid of you. If they're on the fence, they might just wait out the 6 months. If they want you

I would bet it depends on just how much the company wants to get rid of you. If they're on the fence, they might just wait out the 6 months. If they want you gone immediately, the trick isn't going to work. And if they have a policy of locking you out as soon as you give notice, it's not going to matter either way.