1 mth usage, need voice and data with unlock Iphone4S. Which provider is the best?
 

Hi, My mom is coming to Toronto for a month to visit. She would like to have data and voice during the visit for her Iphone 4s from Hong Kong. (using micro sim) I have visit various store to ask and they give me different info even for the same provider. I'm very confused. I have few...

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