In Metro, you can create a new Email Template by following these steps:

1) Go to the "Accounting" module by clicking on its icon in the main dashboard or using the application menu.

2) Go to Accounting → Customers → Invoices.

3) View the Invoices Dashboard.

4) After opening the invoice, click the Send & Print button.

5) View the Send Invoice Window.

Save as new template

Saves the current email content as a new Email Template.

Useful if you want to reuse this format for future invoices.

Finally Send & Print the invoice

Sends the invoice email to the recipients

Generates and prints/downloads the invoice PDF

Marks the invoice as sent

To get more details, how do I create a new Email Template in Metro Accounting System, please do contact us at  support@metrogroup.solutions