SEO - Search Engine Optimization

Search Engine Optimization (SEO) is no more adding keywords in Meta Keywords.
It is all about the following ...

1. Title
2. Keyword density
3. Links to your site (Inbound links)
4. Correct Alt and Title for images on site
5. Using Correct Link Text for Anchors and inbound links (Use link policy)
6. Sharing using social bookmarking (basically to increase inbound links)
7. Having collaboration features like Blogs, Wikis, Forums, Ratings, Commentings.
   
8. Site Hierarchies (New) - Bread crumb indexing
   
9. Making Flash and Ajax content accessible to search bots
10. Making urls in javascript accessible to search bots
11. Adding sitemaps in xml format
12. Removing 404 errors