Search Engine Optimization, or SEO, is one of the best tools that companies have in terms of gaining visibility online because it allows them to bring in more visitors through free, organic search results.
The major search engines like Google, Bing, and Yahoo rank websites based on specific parameters they deem most important and they do so at no cost to the website owners.
In optimizing your website and increasing your ranking in search engines results, you will gain more visibility and will, in turn, see an increase in visitor traffic to your website.
Google continues to evolve and update the Google algorithm, performing SEO is no longer a one-man job.
You need a professional SEO firm that dedicates time and resources just to understanding the changes that happen with Google ranks.