There is a lot of good advice in this thread, but there's a so far unmentioned aspect you need to be aware of: Taxes. If you have any agreement (already, or a

There is a lot of good advice in this thread, but there's a so far unmentioned aspect you need to be aware of: Taxes. If you have any agreement (already, or a new one), if there's an agreed change in your vesting schedule, if you just give up your shares - you might have tax consequences, such as gift tax, other income, losses, etc - all depending on circumstances. Make sure you have a good tax person to consult with before signing anything.