The Treker app provides real-time school bus and student ridership GPS tracking, Treker tracks and displays real-time bus locations, provides estimated bus arrival times and records students on boarding and off boarding the bus, parents and school administrators have real-time knowledge of the location of the buses and students to enhance student safety. Parents can set customized alerts to receive notifications of estimated bus arrival times. Parents can also choose to be alerted via a phone call, a text message or an app notification. If a child wont be travelling on the bus today or for a number of days, within a few clicks parents can notify the school so both school and parents know what is happening. Parents can authorize additional guardians as trackers so that if a grandparent or nanny is taking care of the child then they too can benefit from Treker notifications regarding bus arrival times.