How quickly can I get top placement in the search engines?
Some search engines are easier to rank well for, such as MSN, others, such as Google and Yahoo, take more time and SEO work. There are very specific SEO methods that must be employed if you are striving for a placement promotion. You can often begin to see changes in search engine positions within days or weeks, depending on how frequently your website is being crawled.

How often do I have to have search engine optimization done?
Periodically, you must re-evaluate your competition's SEO efforts and your placements within the search engines. The best way to build your online presence is with great linking popularity, fresh and unique content as well as periodic evaluation of targeted keyword placement. You will find that you not only hold your search engine positions and rank better, but also build them stronger, making it very difficult for the competition to keep pace with you. >> You only have 4 SECONDS to impress your visitors
enough to keep them on your website!