Annie I know it can sometimes be troublesome to have unexpected data overages. It's part of the reason we developed our plan selection. It lets us have something to fit every level of need, especially important when your grandson is serving his country.
Based on what you are saying the best option would be to examine your options to determine the best available plan for your needs. You can review all our current plans here http://vz.to/1LjXjAr .
Follow us on Twitter @VZWSupport
If my response answered your question please click the �Correct Answer� button under my response. This ensures others can benefit from our conversation. Thanks in advance for your help with this!!