This document provides an overview of search engine optimization (SEO) and why websites need to be optimized. It discusses how search engines like Google work and the importance of keyword research. The document outlines best practices for on-page SEO like including target keywords in headings and body text. It also discusses off-page SEO factors like building relevant links. Additionally, the document covers Google algorithm updates like Panda and Penguin, and emphasizes that quality, relevant content is key to success with SEO.
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