There are credit cards which give access to airport lounge only two to four times in a year, whereas some cards give access ...

or use for cash only with your own credit card terminal. Free Credit Card Terminal on processing approval. For retail type businesses or quick serve restaraunt (order at the counter).

I got an exclusive tour of the credit-card lounge in LaGuardia's Terminal B in February ... and a spa offering free facials. Upstairs on the second floor, there were private suites as well ...