Remember that for road safety reasons, you cannot use Parkunload while driving.
Personal and Road safety first
It is essential to stop the vehicle to check the occupancy status of nearby areas.
It is essential to have the vehicle parked to notify the arrival (start) or departure (stop) of the restricted parking area while using Parkunload.
You can start and end parking tickets from inside the parked vehicle, or in a safe pedestrian zone in the vicinity of the vertical signposting marking the ParkUnload regulated parking zone.