A lot of mobile calls are not necessary. People just phone each other because they are bored.
Parents have to know where their children are. So it's good if they can call them anywhere.
A cellphone makes you feel safer, for example at night.
For many people it's important that others can call them anytime, for example for business people.
It annyos me to listen to other people's private stuff.
It's not healthy to hold a mobile to your ear all the time.
