What is SEO & what companies perform this:

Optimizing a site to a search engines criteria. By making the site optimized, the pages is structured to rank well on search engines for targeted keywords. For most legitimate seo artists, the work is usually done of a recurring basis not a one time deal. Most often it is continously worked on over a period of time through trial and testing; however buyers of the search engine optimization service rather have a flat fee which is nearly impossible.

A commpany can learn how to perform SEO if they are patient enough and able to accurately track what is working and what is not working. Several programs are available with in the links that will help one in this SEO process.