06/21/2009 05:12 am ET | Updated May 25, 2011

Barter System Booms In Colorado

Unemployed since November, Eugene Sobczak wanted nothing more than to aid another cash-strapped soul, gratis, when he read the online ad asking for help attaching a car bumper.

Instead, he got an unexpected lesson in barter, that most basic form of exchange that has gained renewed popularity in a down economy -- and forged friendships along the way.

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