S.E.O

Ha well that certainly is the million dollar question.

Many companies pay people huge salaries to find out ways to get to the top of the search results.

The more important rule is to get as much good original content as you can.

Your rankings will also increase the more other websites link to your site so if you can trade links with a few other sites that will help.

The full ranking criteria of google and other search engines are highly guarded secrets and are also being modified all the time.

As for XML code and trainings, just do some google searches, there should be more training sites than you can go through.