If you miss your turn or exit, do not back up in the travel lane or on the shoulder. Continue to drive to the next exit or crossroad. Drivers do not expect a vehicle to be backing toward them on the roadway and doing so will likely cause a collision.

Warning signs are usually yellow with black markings. Warning signs may alert drivers to areas where animals, people, and vehicles are likely to cross traffic.

When driving near a blind pedestrian, using your horn may be dangerous. Yield to the pedestrian and proceed when it is safe to do so.

Factors affecting a person's absorption of alcohol include the person's weight, their biological sex, the amount of food in their digestive tract, and the number of alcoholic beverages they have consumed. The only thing to do to remove alcohol from a person's system is to wait.

This orange warning sign tells drivers that an area of roadwork is upcoming. When traveling through a work zone, stay alert for temporary traffic control devices.

When entering and driving through a work zone, slow down and be prepared to stop. Obey posted speed limits and be alert to conditions around you. Workers could be present.

In rainy weather, you should lower your speed to reduce the risk of hydroplaning. Driving too fast may cause your tires to ride up on the water and lose contact with the surface of the road, making it very difficult to control your vehicle.

Passing areas are based on how far ahead drivers can see. Allow the passing vehicle to re-enter the drive lane as easily as possible to help everyone avoid potential upcoming hazards.

Regulatory signs provide notice to road users of traffic laws that must be obeyed. Where this sign is present, drivers must drive in the direction indicated by the arrow.

Although the right-of-way rules provide a guide to determine who should yield the right-of-way at an intersection, no one should assume they automatically have the right-of-way. The situation and circumstances at an intersection must always be considered. Drivers should yield their legal right-of-way if it can help prevent a collision.

Regulatory signs provide notice to road users of traffic laws that must be obeyed. This sign tells drivers that it is prohibited to make a U-turn.

If you are in an intersection when you see an emergency vehicle approaching while using its flashing lights and/or siren, continue through the intersection and then drive to the right and stop. You must yield the right-of-way to any police vehicle, fire engine, ambulance, or other emergency vehicle using a siren or flashing lights.

Bring your vehicle to a complete stop at a crosswalk to yield the right-of-way to any vehicle or pedestrian already in the intersection. You may carefully proceed if your lane is completely clear.

This sign indicates that there is an intersection with a side road ahead.

Any person who drives or attempts to drive a motor vehicle on a roadway in Maryland consents to take a test determining the concentration of alcohol, or any other controlled dangerous substance, in their blood. The MVA will suspend the license of any driver who submits to the test and is determined to have at least a 0.08 percent BAC.

Using a cell phone while driving is dangerous because it occupies the user's eyes, hands, and mind. Even the most skilled drivers increase their risk of being involved in a crash by using a cell phone on the road.

To do your part to prevent road rage, you should follow laws, signs, signals, and pavement markings. Always signal your intention when changing lanes.

You should drive more slowly at night than during the day because it is not possible to see as far ahead at night. You should make sure that you can stop within the area illuminated by your headlights.

Drivers making left turns must yield to oncoming traffic that is traveling straight. Drivers must always yield to pedestrians.

A green arrow means "go." You must turn in the direction the arrow is pointing after you yield to any vehicles, bicycles, or pedestrians who are still in the intersection.

When passing another vehicle on its left, you may move back into the right lane when the headlights of the passed vehicle can be seen in your rearview mirror. Always signal before changing lanes.

A driver in a funeral procession facing a red signal may continue through or make a turn at the intersection. Other vehicles, even if they have a green signal, must yield the right-of-way to the vehicles in the funeral procession until all vehicles in the procession have passed.

On the freeway, be ready for changes in traffic conditions. Watch for signals from other drivers. Expect merging vehicles at on-ramps and interchanges and be prepared for rapid changes in road conditions and traffic flow.

Whenever you want to change lanes or enter traffic, you must be sure that there are no vehicles in your way in the lane you want to enter. Always check for traffic to the side of and behind your vehicle before you change lanes.

When entering the interstate on a short entrance ramp where there is no acceleration lane, speed up only after you have identified a gap in traffic. In general, you should be stopped while waiting for a gap to appear.