A dense as that sounds I guess I can't seem to find a tutorial explaining it in plain easy steps. How do you do it? My site is static html. No CMS Wordpress or other. Thanks.

Like take this generator for instance. http://www.wikihow.com/Add-RSS-Buttons-to-Your-Website. Ok by the end I have a easy link. But surely I have to put stuff into my my link - how?