Rules for be a good phones manners.

1. You shouldn´t take calls when you are crossing the street
2. You should reply when you get a message
3. You musn´t use your mobile phone when you are driving
4. You must turn off or put it on airplane mode your mobile phone on aeroplans
5. You can leave your phone on when you are on the bus
6. You have to use your mobile phone when there is an emergency.

I hope that these rules will help you for something !!