Their Blue Cash card w/ 6% cash back on groceries is particularly amazing: http://www304.americanexpress.com/getthecard/learn-about/BlueCash-Preferred http://ww

Their Blue Cash card w/ 6% cash back on groceries is particularly amazing: http://www304.americanexpress.com/getthecard/learn-about/BlueCash-Preferred http://www304.americanexpress.com/getthecard/learn-about/Blu... I end up getting about one "small grocery trip" free per month because of that.