A lot of confusion exists in the Search Engine world.a lot of myths and lot of Mistakes:-

1. It’s All about Meta tags and submission
2. Web Designers and Developers understand Search Engine.
3. Multiple Submission Improve Search Position
4. you don’t know your keywords
5. Too many pages with database prameters and session id.
6. Bulding the site and then brining in seo Expert
7. Can get you site number one position
8. Google partners get you number one position
9. Bad links your site will hurt its position
10. your pages are empty