The document discusses leveraging community to drive marketing ROI. It outlines how to measure the contribution of community to business goals like awareness, loyalty, revenue, customer support, and innovation. Key metrics are identified for each goal and linked to relevant community actions and desired business outcomes. Case studies are provided of how companies like Reebok and Frito Lay have measured community ROI against goals. The presentation emphasizes aligning community metrics with business objectives and reporting value to stakeholders.