There's a trend toward taxing fares earned with regular mile rewards while adding perks for elite members. (creditcards.com)
Beyond this, I intend to analyze a few credit cards that offer not just regular miles, but elite qualifying miles as well. (frequentmiler.boardingarea.com)
That means double miles for SEA - JFK but only regular miles for JFK - YYZ. (travelcodex.com)