Log in to Business Manager manager.rushour.io with your RusHour credentials (the same as for the tablet).
Go to the "Restaurants" tab.
Click on "Browse".
Click on "Billing", then on "Invoices" and "Download".
If you can't find a matching invoice, please contact support:
e-mail : support@rushour.io
the question mark at top right
WhatsApp : +44 20 3398 9394.