Do RMail or other service providers save my registered messages and attachments?

Can the recipient of my emails verify the content?
4. Dezember 2017
Will my Registered Receipts be organized automatically?
4. Dezember 2017

Do RMail or other service providers save my registered messages and attachments?

No. The content and attachments of your messages are embedded in the Registered Receipts which are in your local email archive.