This document discusses how marketers can use mobile devices to drive sales, engagement, and loyalty. It provides key findings from interviews with over three dozen marketers on how to effectively leverage mobile. Some of the main points discussed are that mobile is no longer optional for marketers, that both traditional and mobile tactics should be used together, and that what works in one region or industry may not translate to another. The document aims to provide advice and case studies to help marketers go where consumers are - on their mobile devices.