This document provides an overview of search engine optimization (SEO) including defining what SEO is, discussing industry research on organic vs paid search results, outlining the typical SEO process, describing technical on-site optimization techniques, discussing optimization of social media like MySpace, and how to measure SEO success. Key points covered include that organic search results receive the majority of clicks, that organic SEO is the most popular form of search engine marketing, and that the SEO process involves keyword research, on-site optimization, off-site activities, and ongoing monitoring and optimization.