There is really no many secrets in seo stuff. There are several key point you should take attension to when developing your web pages:
1. Include your main keyword phrase in TITLE tag.
2. Put main keyword(s) in meta KEYWORDS and DESCRIPTION tag.
3. Include keyword phrase in H1 tag.
4. Make sure page’s body text contain several keyword prases.
5. Make one keword phrase bold.
6. On every web page include a link to your home page. When naming this anchor text, write your main keyword phrase there.
7. Get incoming links that contain your keyword (phrases) as many as possible from related websites.