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Online reviews: How can you spot a fake? (CBC Marketplace)

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For Marketplace's episode on fake reviews, Jeff Hancock shares his tips for spotting a fake. Hancock is a professor and researcher at Cornell University in Ithaca, NY.
More from CBC Marketplace, Canada's top consumer affairs show:
Follow our hosts @cbctom and @cbcerica
More from CBC Marketplace, Canada's top consumer affairs show:
Follow our hosts @cbctom and @cbcerica