The toolbar at the top of the Petroleum Online page offers some additional features to help you learn. The Text Size option allows you to change the size of the font without having to zoom from your web browser. Within the Help button, the Tips option brings up unique tips and tricks to use depending on which page you are on within Petroleum Online. The Notes allow you to save notes at the subtopic level and view them in any other subtopic or at the topic level. All task and navigation panes can also be minimized.