To drive traffic to our DMA10 booth in San Francisco, EU Services developed a fun pre-show campaign that incorporated QR codes. We contacted folks via direct mail and email, offering a 15-month personalized calendar that featured variable imaging. Respondents had a week to place their order and we offered response via both QR codes and personalized urls. The p-URLs performed well, generating a 4% response rate, an 83% conversion rate, and 65 orders. The big news for us this time, though, was that six people used the QR codes to place their order....