All of a sudden our data usage has gone through the roof but we cannot determine why. What uses data usage? I know internet use, streaming music, etc. What about TV? What else? Is just 'x' ing out of a program good enough to log out or do you have to find a button that says "Exit" or "Log Out"? What else should I look for? Can we have more than one phone that gives daily usage reports, and if so, how?
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