In carrying out long-term plans for the development of the store have partnered with software developer for mobile devices. The flagship program of the Krakow company MAYER S. C. supporting the sales of Android devices is now available in our offer. ESALE is a comprehensive support system for mobile sales. Bridges the gap between traditional computer programs and client. The ESALE enables better and faster contact with customers and is designed for mobile workers, equipped with a smartphone or tablet.