Originally Posted by MiLa

Each class will have a specific allocation of must-fill slots. You can pretty much expect a mix of A320, B737, and B756 on the coasts, however there aren’t always all three airframes available in each class. As soon as you’re on property, you’ll have the ability to bid in any vacancy bids that occur... There are also seat locks A320 and B737 can’t bid the opposite airframe for 2 years and could only bid up to 756. If awarded 756 can’t bid down to 320 or 737 for 2 years.