Inside An Amazon.com Distribution Center On Cyber Monday [Getty Images]

Boxes filled with merchandise sit stacked before shipment at the Amazon.com Inc. distribution center in Phoenix, Arizona, U.S. on Monday, Nov. 26, 2012. U.S. retailers are extending deals into Cyber Monday and beyond to try to sustain a 13 percent gain in Thanksgiving weekend sales. Photographer: David Paul Morris/Bloomberg via Getty Images

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