This document highlights key considerations for building robust enterprise mobility applications. It discusses targeting multiple platforms like iOS, Android, Blackberry and Windows Mobile to achieve significant adoption. It also covers challenges like engineering costs, time to market, testing across many devices and platforms. The document emphasizes the importance of usability, security, enterprise integration, offline access, synchronization and supporting the applications. It stresses the need to go beyond a point solution and look at the larger ecosystem including analytics and testing.