Is the 400 int calling minutes showing up in the 'add ons' section of you account? If not follow the below steps to add it:Click 'Purchase Add-Ons'Select the Free Holiday Giveaway: $0 400min INTL Long Distance (incl CA & US). Click 'Buy Add-Ons' at t...
Since you have an iPhone I would recommend going to you iPhone 'Settings' then open up 'Cellular' options, scroll down and turn off data use for any apps you don't want to use your cellular data with. Some apps do auto updates or are just running in ...