The procedure for obtaining access to invoice portal E-Mail Interface:
1. Finish registration on app.invoice-portal.de
2. Send request to support@invoice-portal.de.
3. Receive a personal E-Mail address, that you will be using to send your files to. You can see it in the “Service Options” menu in app.invoice-portal.de (found in the “Settings” dropdown menu).
4. Configure allowed E-Mail addresses in app.invoice-portal.de via the “Settings” menu
You will now be able to send invoices to the provided address. They will be processed on our side and sent to the receiver, if possible.