Messages in the centre display
The following illustrative example shows how messages and notifications can be shown in the centre display in different contexts.
Shown at the top of the centre display. Requires immediate management, and can have up to three buttons that allow the user to manage the message. Dismiss by swiping right or left. The message is then saved in the notification view. 
Shown as a window in the centre display and requires immediate attention. Can have 1-3 buttons for management.
Shown for a few seconds at the top of the centre display. It is not possible to do anything with the notification and it is not saved anywhere.