Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
1) Email, weather (update) does use data. Off data and you won't be getting any emails or weather updates.
2) If wifi is on, and you can connect to the internet, then you don't need data. Its either one or the other.
3) You can leave data on, and untick data roaming. When you go overseas, the data will not be activated.

1. Unless of course you are wifi connected
2. Not 100% true. Disabling data and using wifi alone will mean you get internet etc, but you will not be able to send/receive MMS
3. spot on
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