A number of individuals are also getting more concerned about having their billing records viewed and accessed without their permission. There are already laws and regulations protecting the confidentiality of such documents unless ordered by legal authorities.
Traditionally, cell phone bills contain a lot of useful information regarding all calls made, text messages sent and all SMS activity. You will find everything laid out in very fine detail such as the phone number of the person whom you called or sent a message to, the date and time when conversation or messaging occurred as well as the duration of the call. The system was developed in order to needlessly inform subscribers how they are being charged on a daily basis.