Originally Posted by
SPN Lifer
Since this credit card spend is occurring anyway ("sunk cost"), one might as well get some benefits from it.

....
While the spend is sunken cost, on which card is not. The are many better credit card opportunities than earning UA miles and PQPs, especially as the spend is not on UA travel. First would consider a high cash back, could easily pay for those benefit costs pay and a fairly amount of travel / upgrades.