This document provides an introduction to search engine marketing, covering both organic (SEO) and paid search (PPC). It discusses the key components of SEO including keyword research, content optimization, and link building. For paid search, it explains how paid listings work on search engines using an auction system and how advertisers can structure campaigns into ad groups and keywords. The goal is to own the top organic and paid search results to maximize traffic through the "golden triangle" of search engine results.