However, nothing prevents them from forwarding or printing that message. To restrict what recipients can do with a message you send, you have to use Information Rights Management (IRM) – https://technet.microsoft.com/en-us/library/dd638140(v=exchg.150).aspx
You can easily mark an email as Private by simply going to the Options in the new mail message on Message Tab and the Tags section, but wouldn’t it be easier to do it “one click” from the Ribbon. On the Ribbon, you only have Follow Up, High Importance and Low Importance as quick click shortcut, however on the Calendar Ribbon the Private Button is available! – How annoying.
So, how can you add a Mark as Private Button to the Ribbon / Quick Access Toolbar
First up you need to Open Outlook then follow these steps.
This file contains the following:
Sub TogglePrivateSensitivity()
Dim objCmdBar As Office.CommandBar
Dim objButton As Office.CommandBarButton
Dim bResult As VbMsgBoxResult
If ActiveInspector.CurrentItem.Sensitivity = olPrivate Then
ActiveInspector.CurrentItem.Sensitivity = olNormal
bResult = MsgBox("This email is NOT Private", vbOKOnly, "Privacy Settings")
Else
ActiveInspector.CurrentItem.Sensitivity = olPrivate
bResult = MsgBox("This email is Private", vbOKOnly, "Privacy Settings")
End If
End Sub