Just abide in the Google webmaster guidelines and you will surely be on the right track. Don't find ways on how to rank your site fast in the first place, read first and understand the things that Google doesn't like for you to have an idea of the things that you will do and those that you will avoid.
First you know search engine to how rank in google, if you know about search engine so you rank in google you working on SEO so you rank in google.com