Smart fortwo
Smart fortwo
Smart is still trying to prove that a funny-looking two-seat car that is challenged at highway speeds and gets mediocre gas mileage will appeal to enough American buyers to constitute a business. Superdealer Roger Penske threw in the towel in February when he returned his exclusive distributor to corporate parent Mercedes-Benz. A new battery-powered version probably isn't going to charge up sales, which fell to 467 in April.

Last updated June 03 2011: 9:20 AM ET
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