Amazon Smile Code: "Amazon is rolling out its own branded QR codes named SmileCodes. The SmileCodes allow mobile shoppers to activate offers from Amazon by scanning the codes when they see them in the physical world. Amazon says SmileCodes can only be activated via the Amazon app and are secure and exclusive to Amazon users."
Hointer QR Code: 不喜歡買衣服時店員的干擾與推銷嗎? Hointer 男性牛仔服飾店結合了 QR Code 與機器人, 給你新的購衣體驗!
"When you find something you like, you scan the QR code on the tag, pick your size on the Hointer app with your smartphone, and your selection automatically drops into a chute in a changing room from the German robot-operated stockroom."