Originally Posted by
klausa
So is the "P" class being no longer upgradeable a glitch, was it a fix for a glitch, is it a change of policy?
A fix for a glitch. P/Z fares are not upgradeable with GPUs per policy.
Perhaps UA and LH will re-negotiate their agreement, but until they do so, everyone who upgraded a P/Z fare -- myself included -- were getting away with something that was outside the bounds of the published rules.