The rule of the thumb on the road and carpark is:-
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ON THE ROAD - DON'Ts
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1) DON'T DRIVE BEHIND OR INFRONT OF A CONTINENTAL CAR
2) DON'T DRIVE BEHIND OR INFRONT OF A TIPPER TRUCK OR TRACTOR
3) DON'T DRIVE BEHIND OR INFRONT OF A TAXI
ON THE ROAD - DOs
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1) DO DRIVE BEHIND OR INFRONT OF A NEW CAR
2) DO DRIVE BEHIND OR INFRONT OF CARs WITH SAME MAKE/MODEL
IN A CARPARK - DON'Ts
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1) DON'T PARK NEXT TO A LORRY OR VAN TO AVOID BEING SCRATCHED OR
DENTED BY THE LORRY'S OR VAN'S DOOR