text: A cell phone helps drivers with immediate roadside assistance, in case of a serious car accident. Cell phone's allow drivers to get directions turn by turn with the helping of GPS technology. Phone cameras are very important in a case of a hit and run accident, it allows a person to take a picture of the license plate. Some insurance companies may require a picture of an accident. Traffic reports update on a phone in minutes, accidents, highway closings and also an estimated travel time to their destination.