Search engine optimization — SEO — may seem like alchemy to the uninitiated. But there is a science to it. Search engines reward pages with the right combination of ranking factors, or “signals.” SEO is about ensuring your content generates the right type of signals.
Our chart below summarizes the major factors to focus on for search engine ranking success.
Thanks to SearchEngineland.com for one of the best infographics for SEO I have ever seen.
(and thanks to Column Five Media, for the infographic design).