Originally Posted by
milepig
When I'm roaming in a covered country the only messages I've gotten are the welcome message as I enter the country that *I think* includes a statement that I'm being covered by the Global package (I apparently deleted all of them as I can't find one). This is followed by a message offering me an upgrade to unlimited data.
I've never gotten those warnings since my plan changed. You might want to check your T-Mobile bill to be sure you don't have charges.
Have a
read of this as it explains it, nothing to worry about so long as it is a covered country.