Originally Posted by J.Edward

Bingo. What AA's doing is offering various levels of membership - mainly one which is last seat availability (discount off full F, J, W, Y) and another which requires you to book into H (think B on UA) with a discount if booked prior to seven (7) days in advance.

The take away here is liquidity constrained carriers have various options to customize an unlimited travel pass and for well-heeled travelers. I really can't but help think there's some opportunity for UA to offer creative options to move distressed inventory and get a cash infusion upfront as the network restarts...just throwing it out in case anyone from Willis is lurking here.