When WebiMax, a Mount Laurel, N.J.-based search engine optimization firm, placed its first QR code on a banner at the 2011 Search Marketing Expo in New York, company founder Ken Wisnefski was impressed that it was scanned by 250 people. That led him to refine his QR strategy to track people who arrived at the company's website via seminars, trade shows or marketing materials. WebiMax has also embedded its e-mail within the code, so scanners can immediately contact the sales department.  Read more