which is more important in SEO?

Please help me figure out the ranking order of importance to the overall success of marketing your website in terms of achieving within one year (assuming you worked on these things on a daily basis):



-Submission of your website to directories

-Adwords for your website

-Creating blogs that link to your website

-Exchanging Links with other relevant websites

-Updating your content

-Having an outsider write an article about your website

-Creating keyword and alt tags for your site



other