P&D System definition
P&D System. Pay & Display / Pay by Mobile system, as either a) an enforcement system, or b) for the purpose of a revenue generating paid parking environment. “Parking Tariffs” P&D parking tariffs the will vary from Site to Site and will be jointly ParkingEye supplies the Services and the associated Products at no additional cost, in return for the revenues defined in schedule 2 as the Charges.