Web Design SEO Tips for Web Masters

You can Keep a horizontal directory structure, do not go too deep with them, the search engines likes easy access to any file in the quickest time.Your main content of the navigation menu should be simple and text based, designing in simple HTML, not should be incorporated by javascript components.The meta descriptions are supposed to be mini ad-copies that should be descriptive of what the page is about.
Please share if you have some tips too.

Yes... These tips are very nice...Your web site should have a great content and theme...
Your web site should be user and seo friendly...

Mhhh, you can go deep with your links, it ain't really a problem. If you got deeplinks just dont forget to make a sitemap.