To send invoice via email:
1. Head to Manage Invoices section
2. From the list of invoices, click on Action button against an invoice and select Email Invoice from the drop-down menu.
3. You can also open an individual invoice and click on Action button. Click on Email Invoice from the drop-down menu.
4. A pop up screen will open. From here you can enter following information:
To - Email address of the customer/ recipient.
Notes - Additional notes you wish to add to your email.
Subject - Subject line of email.
Send a copy to - A trigger which when enabled, will send a copy of the invoice to your email address as well.
Once done, click on Send button to email invoices to recipients.