Originally Posted by
derikolsson
It seems like they move people through pretty smoothly at SFO, so I probably wouldn't bother with the priority line, but could see some smurfs raising eyebrows. Just another opportunity to mess w/ them

It's not the smurfs that would say something. It would be the contract line guards that just ask you show your BP as you enter the line. They are also the ones that UA uses to tag bags, transport pax in wheelchairs, etc.. Pretty rude employees, especially at SFO, IMO.