Re the VERY old undated 1K Currency coupons:
Originally Posted by
SkiAdcock
I'm pretty sure you can still use them.
Cheers.
Woohoo! My husband still has a whole stack of these. Of course, we also each still have 10 or so 2012 drink chits as well...we've been pretty lucky with upgrades (and I don't drink on my usual short-haul flights when I'm going to have to drive upon arrival).