The navigation bar is a strip of buttons linking to other level reports within the hierarchy of the current element. Each button has a letter representing the hierarchy level it leads to. For example if you are within the ad-groups report and you wish to see all the key-attribute it is targeting. It would take you some effort if you were to press the key-attributes menu and specifically searched for these key-attributes. Using the navigation bar you can conveniently and efficiently reach the same result by simply press the 'k' button on the navigation bar. if you would like to see the stats for the target of the key-attribute, no problem! Just press the 't' button on the navigation bar, Using the navigation will make you super efficient in reaching the information you require and is a stand out feature in the Funkeyads dashboard.