Sitemaps are a way to tell Google about pages on your site that they might not otherwise discover. The URL we provide is an xml generated page that will list all of the pages on your website that are presently in your primary and secondary menus; this also includes nested menus.
To utilize Google sitemaps go to Google.com then login or create an account. Once you are logged in go to your account settings then click Webmaster Tools. In order to setup your site map you will need to do the following: