I don't know about my local Wal-mart stores when it comes to people looking to upgrade on T-Mobile, since I never asked, but they do allow upgrades on Cingular service, but they charge more for Cingular upgrades than for 1st time signups. But if Wal-mart does allow upgrades, it's for the price of the phone listed with contract. That's how many agents and corporate stores do it, but the $50 instant credit would definitely not be offered at Wal-mart. I personally think Wal-mart might be ok for a prepaid phone, but not for a contract. At least my local Wal-mart stores don't offer any brochures for extended warranties or insurance if you lose or break your phone. That's what my local Radio Shack does to people; not have brochures available ...
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dave73 said:At least my local Wal-mart stores don't offer any brochures for extended warranties or insurance if you lose or break your phone. That's what my local Radio Shack does to people; not have brochures available for extended warranties on cellphones, or any type of insurance.

Did you ever check in back the brochures were they list the "extra" features (Tzones, caller tunes, etc)?

true.