Groupon filing reveals the extent of the SEC's concern over the daily deal site's reporting
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Smartphone Samsung | Groupon
Groupon Celebrates 200 Million App Downloads | Business Wire
The Groupon smartphone app is seen on a Motorola Droid Bionic cellphone in Denver November 4, 2011. Groupon Inc raised $700 million after increasing the size of its initial public offering, becoming
Groupon phone hi-res stock photography and images - Alamy