1. Make title from 3 to 9 words!
2. Insert keywords in META tag.
3. Describe your site in META!
4. Don't forget about heading tag.
5. Do you know what is Alt.Alt in Internet Explorer is different than in other browsers.
6. Avoid graphic links.
7. Does keyword in domain name make sense?
8. Stay away from “little” keywords.
9. How compelling are your Meta descriptions?
10.Content is King.
11.Add content regularly.
12.Name files with keywords
13.Name directories appropriately
14 Don't stuff keywords in title
15 Define which products have the highest profit margin?
16 Use only one < H1 > tag per page, and use your keyword phrase in the tag.
17 Another tip on freshening up some of your Title Tags.
18.Did you know that there is some relevancy advantage in larger sites at the point that you begin to have around 100 pages or more indexed?
19.Do you have a site map on your website?