Originally Posted by
dcpdxtrans
So if I understand correctly, if one makes a 100 mile donation, such action constitutes the obligatory activity needed to reset the expiration date another 18 months? If so, great advice!
As indicated in the thread linked to, register a credit card, dine at an
AAdvantage Dining by Rewards Network restaurant, the date you dine carries over as the transaction date - 3 miles per dollar spent (including tip and taxes) and 18 more months of longevity.