The best gas cards combine generous rebates and industry-standard interest rates. In our ongoing series examining the best and worst credit card offers out there, we ask: Does American Express' Blue Cash Preferred card measure up?
In 20 years of credit card use, I'd never paid an annual fee. It was a hard and fast rule, like paying my bills on time and never carrying a balance. But a month ago, I got an offer I couldn't refuse: 6% cash back on groceries, and 3% on gas. The catch: This upgrade would carry a $75 annual fee.