Originally Posted by
WineCountryUA
As long as the fare is a publsihed fare and the reward points are offseting the standard price (both which I beleive is true), then it share be mileage earning.
Be careful of the booking class, you may need to call first.
Therefore, it would seem that one way to determine whether the fare at AMEX would be eligible for upgrade using SWUs would be to do a dummy booking on .bomb and see if the fare matches one that is eligible for SWU upgrade?