SUMMARY: What happens when you add a little mystery to a free-gift promotion? For one team, the result was a big jump in repeat customers that extended holiday-level sales by a full month.
See how a national restaurant chain developed a "secret envelope" campaign that customers could only open during a return visit to reveal their prize. The first effort was so successful they now run it twice a year and are seeing a 15% redemption rate and a colossal ROI. Article includes creative samples and scheduling tips.