Subject to the candidate's permission, instructors are encouraged to accompany their pupils on their driving test and also to listen to the examiner's debrief. If they haven't been present during the test, instructors are advised to be available to listen to the examiner's debrief at the end of the test.

Cars, light goods vehicles, invalid carriages and motorcycles can be parked at night without lights on roads with a speed limit of 30 mph or less. They must comply with any parking restrictions and face the direction of the traffic flow.

For safety reasons, any dual accelerator must be removed before a vehicle can be used by a candidate for their driving test.

It's illegal to use a hand-held mobile phone while driving, except in a genuine emergency. Make sure you park in a safe and convenient place before receiving or making a call or text message.

Photocard licences have to be renewed every 10 years until the age of 70. This is to make sure that the photograph is a good likeness of the licence holder.

Approved driving instructors and trainee driving instructors are issued with an identification certificate. This must be displayed on the windscreen of a vehicle that's being used for a driving lesson.

When parking on a road at night, all vehicles must display parking lights when the road has a speed limit greater than 30 mph.

When parking, all ancillary controls should be switched off and the engine stopped. Make sure that the handbrake is applied firmly before leaving the vehicle.

The lowest level of insurance cover you must have to drive on public roads is third-party liability. The third party is anyone you might injure or whose property you might damage. With this minimum level of insurance cover, you're not covered for any damage to your vehicle or injury to yourself.

Only use front fog lights when adverse weather conditions mean you can't see more than 100 metres (328 feet). Remember: to avoid dazzling other drivers, turn off your fog lights when the visibility improves.

If you don't switch off rear fog lights when the fog has lifted, drivers behind may find it difficult to see your brake lights. This can be a particular problem on wet roads and on motorways. If you leave your rear fog lights on at night, drivers behind are likely to be dazzled and this could put you both at risk.

Fog lights should only be used when visibility is seriously reduced. They must be switched off when visibility improves, to avoid dazzling other road users.

Fog lights will help others see you, but they must only be used if visibility is seriously reduced. You must turn fog lights off when visibility improves, to avoid dazzling other road users.

Tyres must have enough depth of tread to give them a good grip on the road surface. The legal minimum for cars is 1.6 mm. This depth should be across the central three-quarters of the breadth of the tyre and around the entire circumference.

If your vehicle requires an MOT certificate, it's illegal to drive it without one. As well as being illegal, the vehicle may be unsafe for use on the road and your insurance may be invalid.

Driving a vehicle without insurance cover is illegal. If you cause injury to anyone or damage their property, it could be very expensive and you could also be subject to criminal prosecution.

Drivers mustn't park or drive in a cycle lane that's marked by a solid white line during its periods of operation. At other times, when the lane isn't in operation, you should be aware that there may be cyclists in the area.

If your vehicle is stationary, only sound the horn if you think there's a risk of danger. Don't use it to attract attention. This causes unnecessary noise and could be misleading to other road users.

Red rear reflectors show up when headlights shine on them. These are useful when you're parked at night but will only reflect if you park in the same direction as the traffic flow. Normally you should park on the left, but if you're in a one-way street you may also park on the right-hand side.

All vehicles must display parking lights when parked on a road with a speed limit greater than 30 mph. Park in the direction of the traffic flow so that your parked vehicle isn't mistaken for a moving vehicle.