You can create invoice template in the menu Settings / Email templates / Invoice.
This template can be used if you want to send the invoice to your guests.
Variables will be replaced according to the information from the detailed page of reservation
Translating to other languages are not mandatory, however, we strongly recommend to do so in case you would like to send invoice in multiple languages.
How to send the invoice e-mail?
Once you have issued an invoice, by clicking on the Send invoice option, the invoice will be attached automatically to your created e-mail template and sent as you click the OK button.