The document summarizes a webinar presented by Waterfall Mobile about developing a cross-channel mobile strategy. The webinar covered how mobile drives cross-channel marketing, the different mobile channels including SMS, IVR, push notifications, social media, and passbook. It also discussed managing the complex mobile messaging ecosystem and how the mobile landscape is evolving with technologies like mobile wallets, 1-to-1 communication, and augmented reality. Key takeaways included implementing a cross-channel strategy in phases, optimizing the messaging value chain, and focusing on customers.