Originally Posted by
WineCountryUA
Because the system appears not to make a distinction between Paid or Or Upgrade PremPlus (contrary to what UA has inferred). Note this has been a long running issues and 2 years ago I communicated with a UA VP's office about this and received compensation.
I can assure you that it’s not
quite that simple. UA does make a distinction between the two, and I have seen cases where it absolutely prioritized them properly. It’s just that there are
also multiple reports where it has not.

I’m not sure we’ve found a pattern yet, or if there even is one.