Welcome to the era of rewards cards relationship gaps

Getty Images; Tyler Le/BI Louis Fawcett's wife doesn't love the credit card points game like he does, though she does enjoy the perks — when she actually uses them. They make most of their purchases with two elite American Airlines cards to build up loyalty points and status. Whenever it comes time to do something points-related, Fawcett's wife just hands him her phone. "She's a more laid-back person," Fawcett, 53, says. She'll join him in American's Admirals Club, which she jokingly calls the…