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11 ene 2008 año - Groupon offered its first group coupon for pizza

Descripción:

Subscribers purchase a deal that becomes available if a certain number of people sign up for the offer.

Añadido al timeline:

Events in Internet History

ByRachel M Eden

31 ene 2020

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284

fecha:

11 ene 2008 año

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~ 17 years ago

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