This app will let the user manage their diary (calendar), messages and pupils by their mobile device and in turn updating the DID web application making the information available to anyone who is taking bookings on behalf of the driving instructor or driving school and anyone making a booking through the online booking snippet. Some of the features include adding transactions, booking appointments, taking signatures for lessons or test bookings, changing the diary (calendar) view from day to week view and sending receiving messages from or to pupils.