They can be as small as opening your eyes while asleep or, at the very extreme end, driving a car while sleeping.

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Eddie Harmon and his family in South Charleston, West Virginia, have spent nights sleeping in a car just to avoid the oppressive heat inside their home.

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Williams and Malvo -- identified as Lee Boyd Malvo on his birth certificate -- were arrested early October 24 while sleeping in a car at a freeway on Interstate 70, several miles west of Frederick, Maryland.

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Philip Randolph was the president of the Brotherhood of Sleeping Car Porters, a black labor union.

NPR: The March On Washington �� 20 Years Late

The sanitation is a disaster and many are sleeping in roads and car parks, he adds.

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His luggage, cell phone and medication were found in his sleeping car, the family said on a Facebook page they set up to find him.

CNN: Body of missing firefighter found, family says

The rainy season is fast approaching and there are still more than a million people sleeping on basketball courts and in riverbeds and hospital car parks beneath hastily constructed shelters and donated tents.

BBC: Time 'running out' for quake-hit Haiti orphans

Famously accessible to his constituents not merely to lobbyists he even carries a police radio in his car to keep tabs on the police department, which he accuses of sleeping on the job.

ECONOMIST: Florida politics