Brands have been using QR codes in out-of-home ads, mailers, in-store and catalogs to measure ad efficiency, drive traffic to stores and increase conversions to entice affluent consumers.
Mobile bar codes can be helpful for brands whether they are hotels, cars or retailers. This has been proved by companies such as Michael C. Fina, Norma Kamali, Neiman Marcus, Audi and Bloomingdale's which have used QR codes in out-of-home ads, mailers and in-store.