Call Brenda Smith and speak with her (Futures Scheduling I think). I think ...

1. I think you can trade now if there are open slots

2. There doesn't have to be open slots, you can get any slot that someone junior to you has (that you would have been able to hold). This can be a great deal. Many people upgrading are relatively senior and almost everybody is junior to them. So ... you might be able to get almost any week including Christmas or Thanksgiving (I lost 2 weeks vacation due to training and got both Christmas and Thanksgiving).

3. You can sell back up to 40% of your total vacation if you want (your choice).