You'll see this sign if there has been an incident ahead and the motorway is closed. You must obey the sign. Make sure that you prepare to leave in good time. Don't cause drivers to take avoiding action by cutting in at the last moment.

This sign indicates that there are waiting restrictions. It's normally accompanied by details of when the restrictions are in force. Details of most signs in common use are shown in The Highway Code. For more comprehensive coverage, see Know Your Traffic Signs.

Look out for signs above your lane or on the central reservation. These will give you importantn information or warnings about the road ahead. To allow for the high speed of motorway traffic, these signs may light up some distance from any hazard. Don't ignore the signs just because the road looks clear to you.

The road ahead is at risk from falling rocks and you may also come across fallen rocks in the road

This sign is placed on sections of road where overtaking would be dangerous. There'll often be a plate underneath the sign, telling you how far the restriction extends. You mustn't overtake until you pass another sign cancelling the restriction.

After carrying out drive-chain adjustment, you should always check the rear wheel alignment. Many motorcycles have alignment guides stamped onto the frame to help you do this correctly.

Accelerating and braking gently and smoothly will help to save fuel and reduce wear on your vehicle. This makes it better for the environment too.

A badly maintained engine will emit more exhaust fumes than one that's correctly serviced. This is damaging to the environment. The engine will also use more fuel.

When traffic travels at a constant speed over a longer distance, journey times normally improve. You may feel that you could travel faster for short periods but this won’t generally improve your overall journey time. Signs will show the maximum speed at which you should travel.

Your headlights help you to see in the dark, and help other road users to see you. Use your headlights whenever visibility is poor. Using them at other times may also help other road users to see you. On many motorcycles, the headlights are switched on automatically when you start the engine. Most European countries require headlights to be used at all times.

If your motorcycle is fitted with high-intensity rear fog lights, you must only use them when visibility is seriously reduced. That's when you can see no further than 100 metres (328 feet). This rule about high-intensity rear fog lights applies to all motor vehicles.

Always plan ahead and be aware of lanes and areas designated for specific road users only. The restrictions are sometimes in force only at certain times of day, and signs will show when they apply. In some towns, motorcycles are permitted to use bus lanes - check the signs carefully.

On a windy day, be aware that the blustery conditions might blow you or other motorcyclists out of position. Think about this before deciding to overtake.

The markings are there to show that the area must be kept clear. This is to allow an unrestricted view for

• approaching drivers and riders
• children wanting to cross the road

Be aware that older people might take a long time to cross the road. They might also be hard of hearing and not hear you approaching. Don't hurry older people across the road by getting too close to them or revving your engine.

Learner drivers might take longer to react to traffic situations, so be patient and give them time. Don't unnerve them by riding close behind or showing signs of impatience.

You must stop if you've been involved in a collision which results in injury or damage. The police may ask to see your driving licence and insurance details at the time or later at a police station.

Have information about your motorcycle and the number of the phone you're using ready before you call from an emergency telephone. For your own safety, face the traffic during the call.

Look well ahead to see whether any hazards are developing. This will give you more time to deal with them in the correct way. The man in the picture is clearly intending to cross the road. You should be travelling at a speed that allows you to check your mirror, slow down and stop in good time. You shouldn't have to brake harshly.

When passing parked cars, there's a risk that a driver or passenger may not check before opening the door into the road. A defensive driver will drive slowly and be looking for people who may be about to get out of their car.

Some garages will remind you that your vehicle is due for its annual MOT test, but not all do. To ensure continuous cover, you may take your vehicle for its MOT up to one month before its existing MOT certificate runs out. The expiry date on the new certificate will be 12 months after the expiry date on the old certificate.

When turning, long vehicles need much more room on the road than other vehicles. At junctions, they may take up the whole of the road space, so be patient and allow them the room they need.

If the sidecar isn't correctly aligned with the mounting points, the outfit will be difficult to control and could be dangerous. Riding with a sidecar attached requires a different technique from riding a solo motorcycle. You should keep your speed down while learning this skill.

A motorcycle with a sidecar, or a trike, will feel very different to ride than a solo motorcycle. It requires a specific technique, especially when cornering, with different methods used for right and left turns. Keep your speed down until you get used to the outfit, especially when negotiating bends and junctions.

When you ride with a pillion passenger, your motorcycle may feel unbalanced and its acceleration and braking distance may also be affected. Make sure your passenger knows they must lean with you while cornering. If they don't, they could cause the motorcycle to become unstable and difficult to control.