This document discusses social media metrics and analytics. It defines key concepts like reliability, validity, and transparency for social media measures. It then lists various social media metrics that can be tracked, such as popularity, number of followers, likes, interactions, and media mentions. It discusses different types of social media metrics linked to return on investment, including the number of views (see), user engagement through likes and shares (say), emotional reactions (feel), and real-world actions (do). The document also covers analytics tools from Google, Facebook, and Twitter that can provide data on social media usage and interactions. It concludes with discussing how social media can be used to improve trust and influence through tracking engagement metrics like retweets and mentions.