1.   Flashing signs on the motorway warn drivers of hazards ahead.

2.   I stood at the side of the road and waved my arms to warn other drivers of the danger.

3.   This video has been put together by Oxfordshire ambulance service to warn young drivers of the dangers of getting behind the wheel.

4.   The sensor could also warn drivers when their catalytic converter needed replacing.

5.   As a result of these reviews, some drivers have been warned about tailgating, said Fuller, whose company is based in Chattanooga, Tenn.

6.   Additional sensors, set for longer distances, would warn drivers of cars in their blind spots.

7.   Dispatchers also can use the data bank information to rescue stranded drivers by sending out tow trucks, or to light electronic message signs warning drivers of impending problems.

8.   Greenspun also put together Tow Zone, which warns drivers when their city is cleaning its streets.

9.   He notes that when law officers do speed checks, some drivers warn approaching drivers by flashing their headlights.