1. Bring a Friend

T-Mobile's Simple Choice family plans let customers add up to 10 people to the same plan. Best of all, all of the plans are completely unlimited talk, text and data, so the teenager in the household can stream as much music as they want.

2. Trade In and Save

Trade in an old phone and get a credit on the next bill. Click the Trade in program link at the bottom of the T-Mobile site to find out more.

3. Government Discount

Government employees and members of the military qualify for free activations and 15% discounts on monthly plans. Just look for the T-Mobile Advantage Plan.