http://abcnews.go.com/Business/FunMoney/story?id=5292815&page=1

"Wearing latex gloves, Kelley Styring picks through the interior of a Chevrolet Malibu like a CSI technician searching for clues.

The contents  every candy wrapper, napkin or torn-up plastic foam cup  is laid out on a sheet, logged and photographed as owner and paid volunteer Dennis Shaffier looks on. Passersby in the Northridge Fashion Center's garage glance nervously as if they'd come upon a crime scene.

They haven't. Styring, a market researcher, is on a seven-city swing to study what people carry around in their cars. Armed with her inventories and a survey of hundreds more car owners, she hopes to tell the auto and products makers sponsoring her work what they're doing right or wrong." . . .