Burger King polled Instagram fans to crowdsource the ‘InstaWhopper’
Burger King Spain let Instagram users build their own hamburger through polls on “Stories” to receive a coupon for a free, customized Whopper. Without any paid media, the effort earned 270,000 interactions across 45,113 unique users and generated 34,675 custom Whopper coupons in less than three hours, according to Adweek. The fast-food brand boosted […]