Is it necessary to have a data plan for the samsung gravity?
No it is not. The data plan is optional, The data plan costs $10/month through Tmobile.
Can you use someone elses 2 year upgrade for sprint with out them having a data plan the phone requires a data plan but i will use it on my account with a data plan?
Easy heres one first add W34DWK then get out off the app nd reenter for no equipment upkeep
Does the samsung seek for sprint need a data plan?
iPhone 3G (with 2 yrs contract)8G $49 (I guess)16G $97
What does t-mobile's unlimited data plan (2gb) entail for a Samsung Galaxy x3?
don't take advice from here on t-mobiles data plans. get on the phone and call t-mobile and talk to them and figure out what is the best plan for you. go straight to the source and there will be ...
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Do you have to have another data plan for iPad if you already have iphone 4?
Most likely the company that made the phone (apple store)