Originally Posted by
chitownflyer
The masses will revolt if UA attempts to change the fare classes eligible for upgrades with SWUs: this is why United issued the Sweet Spots even valid on S&T fares to make up for doing exactly this in 2004. Perhaps you can forward all of the blowback to your UA friend and let him know in advance that United should not even consider going there with changing the fare class that are upgrade eligibility.
another thing UA can do stealthily is simply raise the average ticket price in the upgradeable fare classes, such as when you find normally priced L tickets to South America, but W class bumps it up beyond $1500rt.