opening and closing doors
Minimise the frequency of opening and closing vehicle doors, and do so quietly. If opening a gate/cellar flap/roller shutter door to gain access, do so gently and as little as possible. Lower flaps on tail-lifts carefully and quietly. Lower flaps on tail-lifts carefully and quietly.
Allow extra time
Allow extra time if needed to unload as quietly as possible. Take particular care to minimise rattle from metal-on-metal contact when moving roll cages. A short wait to allow reversing into the loading bay may be advisable instead of unloading in the street.
notify staff
Where practical, notify staff at the delivery point in advance of arrival to ensure they are ready for you.