The location bar is often called the Awesome Bar because it's great at remembering websites you've been to and guessing where you are trying to go. Just type a few letters of a website's name or address into the location bar and it will find it for you. And the more you use it, the better it gets. This video covers the details of how the location bar works and will have you using it like a pro in no time. More info - http://support.mozilla.org/kb/search-your-bookmarks-history-and-tabs-awesome-bar