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Happy 4sqDay 2012 from HQ!

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Published on Apr 16, 2012

In 2010, foursquare fans declared April 16 4sqDay (4/4^2 -- nerds after our own heart!). Two years and two billion check-ins later, you're still why we get out of bed each day. Thanks to all 20 million of you for making us part of your lives. Happy 4sqDay!

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