Ablebits.com Auto BCC for Outlook

This wonderful add-in for Outlook automatically adds BCC (blind carbon copy) or/and CC to your outgoing e-mails based on simple rules you create. It can send BCC of all email messages to the specified addresses, send message copies if subject or attachment name contains certain words, or if e-mails are sent from all or some of your accounts. You can create rules for every occasion, introduce exceptions and use several keywords in one field.