Why And How Do Coupons Work?
In 1887, Coca-Cola created one of the first coupons, and it changed the marketing world forever. By 1913 Coca-Cola had redeemed 9.5 million “free drink” coupons. Compared to the nine bottles they sold a day in their first year, this was huge. These coupons helped make them one of the biggest brands then and now. […]