What are the techniques and methods to be complete SEO?

There are lot of factor involves to make one website perfect SEO. Too small place here to explain everything in detail but this link I am giving you is the place from where you can get most important basic guide about SEO practises: a href="http://www.seomoz.org/article/beginners-1-page" rel="nofollow"http://www.seomoz.org/article/beginners-…/a . I didnt remember the location but they also have one PDF/DOC file available to download.