Verizon Wireless: 15GB Prepaid Plan $45/month (with AutoPay)

How to get it:

1. Sign up or change your plan to the 8GB plan for $50/mo
Plus Unlimited and 8GB plan get Unlimited Talk to Mexico and Canada
2. Get 7GB Bonus Data for each month as long as your prepaid account remain active
3. Save an additional $5 when you enroll in AutoPay
4. Total cost (15GB) $45/mo
Each additional line is $30/mo