The left panel is your main navigation tool, with these menu options:
Within each menu option, you will see a list of items (for example, reports) which you can select from.
Once you have selected a menu item (for example, a report), it is shown in the center of the page.
You can expand the content area by clicking on XLReporting in the left-top: this will minimize the menu area and maximize the report area. Clicking again will restore it to the way it was.
XLReporting has various features across all pages, which are useful when working with data.
In the right-top of the screen you'll see some buttons, which enable you to do the following:
The top of every window has atooltip symbol next to the title, which shows useful instructions when you hover over it. Also, most fields have tooltips which show when you hover over the field.