Originally Posted by
swamp
So if one decides to exercise an S2 for a particular flight, but ultimately doesn't get on the flight, do they still lose that particular S2 for the year??
You don't lose it per say, unless you've already traveled S2 on a leg that day. In any case, once you use an S2, you remain an S2 even for the next empty flight for example. So if you use an S2 and don't get on, and you don't want to still be an S2, change it back.