Only Owner and Manager employee profiles are able to access the business intelligence reporting section. Be sure you are logging in to the correct profile in order to find these reports.
All reports and charts can be exported to PDF by clicking on the pdf icon or to CSV by clicking on the three little dots at the top right of each box and selecting download -> CSV File.
You can filter the report by clicking on the right-hand panel and choosing different criteria. Here is where the filters can be found if they are hidden.

Overview

The Voucher overview report contains a list of all vouchers, graphs illustrating your best-selling vouchers, as well as your top redeeming customers, which can be located in this section of the Business intelligence module. Lastly, the report entails all active and inactive/expired vouchers in your database.