Burger King: Burn that ad Burger King, a fast-food restaurant chain, increased sales in Brazil by launching an AR feature for its mobile app that burned every McDonald's ad, turning them into Burger King ads that offered a coupon for a free whopper. Restaurants & takeaways Brazil Ladder and tools 1 - Influential Idea 3 - Sales Spike Campaign detailsBrand: Burger KingAgency: DAVID São PauloCountry: Brazil Campaign videoRead the full case study here...