> These consumers, he said, only use the cards in categories that pay the richest points. For instance, they would whip out a Sapphire card for dining and trave

> These consumers, he said, only use the cards in categories that pay the richest points. For instance, they would whip out a Sapphire card for dining and travel but switch to Chase’s Freedom card to pay for purchases in the rotating category that’s rewarded most, such as gas stations and drug stores. This just seems like common sense to me and I would doubt it is a rare activity.