This document provides an overview of search engine optimization (SEO) best practices, covering topics such as on-page SEO, keyword research, off-page SEO, link building strategies, and how social media influences SEO. Written by experts from companies like HubSpot, Moz, and Distilled, the document aims to help readers gain a stronger understanding of all aspects of the SEO process through examples, best practices, and ideas from top SEO professionals. Chapters explore individual SEO elements and how they work together to improve a site's visibility and rankings.