Yeah, mobile phone apps which care about data are what you need to use. eg. use the gmail app instead of the gmail website. The opera browser is the best for ex

Yeah, mobile phone apps which care about data are what you need to use. eg. use the gmail app instead of the gmail website. The opera browser is the best for expensive data general web browsing. Then you set up traffic limits. The main way to protect yourself is to turn off the internet and enjoy life.