This document describes and advertises the book "42 Rules of Social Media for Small Business" by Jennifer Jacobson. The book is designed to help professionals understand how social media fits with their business and how to effectively use social media. It addresses specific rules of engagement for social media and how it differs from traditional media. The goal is to help businesses generate customer loyalty and increased revenue through an effective social media presence. The book demystifies social media and teaches why and how businesses can maximize their effectiveness on social media platforms.