On top of paying tuition, we need to buy food, pay rent, pay for expensive textbooks and class materials, and maintain a social life. Combining these tips can help you pocket a little more money for the things you need and save up a little more for the things you want. Now you’re not only saving gas money, but you’re saving the money you would pay for the bus fare. And with the Discover Student Cash Back credit card, students can earn up to 5% cash back on purchases. This way, you can benefit from the maximum amount of rewards dollars and not grow heaps of credit card debt.