Over the last 18 months Omnyway, formerly OmnyPay, has linked to U.S. retailers interested in adding QR code-based payments to their mobile loyalty/rewards apps. Those retailers, which include Kohl’s and its Kohl’s Pay mobile payment service, usually succeed in making their own private label credit card the payment account their customers use for mobile purchases. Once linked to a retailer’s back-end system, Omnyway can easily offer them its newest service, ZAPBuy. A retailer’s catalog of products is linked to the Omnyway digital commerce platform, and consumers can buy these produc...