Solution: BCC Blind Copy in Outlook

Guide:

1.               Opena new email in Microsoft M S Outlook

2.               Enter your own email address in the recipient field [To] or an alias email address such as: Newsletter@IhreDomain or NoResponse@ihreDomain

3.               Click cc and write all your email recipients in the [Bcc] box

4.               After that, your Bcc field is visible for editing in the email editor and you can send your email