Originally Posted by
JPL9869
It's an old term I guess. I think may be how they are referred to in Sabre?.
I can confirm from several agents that a SWU comes across as a 'VIP' designation somewhere in the PNR
A historical note on VIP certificate from FT around 2000
VIP2's are systemwide upgrade certificates for Executive Platinums. They're not capacity controlled, so if there's a seat in the next class of service, it's all yours.
Those were the good old days.