This document discusses optimizing digital communications for the mobile world. It notes that the number of global internet users accessing the internet only via mobile is growing. It advocates developing a communication strategy that considers objectives, audiences, messages, engagement, measurement, and assessment. Key metrics for mobile include frequency, location, trending topics, and influencers. The document emphasizes observing analytical trends to shape responsive, adaptive, and relevant mobile content and messages. It stresses integrating measurement and assessment into communication strategies and goals.