[Huliwang]

SMS rarely use

Bluetooth never use

whatapp? got use which most people into
but I usually on WIFi Mode since either in Office or home.

Aiya, very easy to hit the limit wan. You just touch the limit, they imposed $10 for 10 gig liao. There is an app for you to track usage, go use that app lah. When about near the limit, best is switch off your phone as one more SMS can cause you hit the $10......