This document discusses legal issues related to social media advertising and marketing. Chapter 7 covers laws around truthfulness, substantiating claims, and protecting children's privacy. Social commerce is defined as interacting with customers and retailers through social media applications to facilitate e-commerce transactions. Chapter 8 examines how to leverage word-of-mouth marketing through social networks by educating customers, identifying influencers, providing sharing tools, analyzing conversations, and engaging supporters and detractors.