| Shannon Westfield, 20, left, and Jane Kernan, 16, make calls for the Romney campaign while wearing quick response code stickers, known as QR codes, ... See all stories on this topic » |  Atlanta Journal Constitution |
via Google Alerts - qr codes http://www.google.com/url?sa=X&q=http://www.ajc.com/business/campaigns-apply-tech-tools-1461969.html&ct=ga&cad=CAcQARgAIAAoATAAOABAoNaN_wRIAlAAWABiBWVuLVVT&cd=dvFhhAAd_Vo&usg=AFQjCNEro45IUrWRtJfNu9u69ZkZLhDAqQ
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