I think the OP needs to go back to Webmaster 101. Some of the questions asked, while valid, are covered so many times by so many people it seem that he lacks the ability to do some self education.
Here's some resources that you might find useful.
SEO 101 - Online Radio - WebmasterRadio.FM
SEO Rockstars - Online Radio
Subscribe to our Podcast | Internet Business Mastery
Start listening to podcasts, watching videos, reading blogs on the subject of IM and SEO. Also start experimenting, don't rely on constant GFY posts and answers as your sole source of information.