This document outlines the key drivers and metrics for social media marketing success. It discusses the seven main business drivers of social media marketing as enhancing branding and awareness, protecting reputation, enhancing public relations, building community, enhancing customer service, facilitating research and development, and driving sales and leads. For each driver, it provides examples of metrics that can be used to measure success in that area. The document emphasizes that social media marketing efforts should be designed to deliver tangible business outcomes that can be measured.