Originally Posted by
ryman554
It's been a while, but I can't find talk of the Y/B/M fare insta-upgrade (into PN). Has this gone the way of the dodo?
Nope, it's still very much alive. Requires PN for GS/1K and PZ for all other Premiers. Some of the Premium Plus international fares that I've booked recently (with domestic segments in B) have required calling in to get the instant upgrade confirmed on the domestic leg.
-FlyerBeek