The Ribbon will look the same for a new e-mail message and a received e-mail message.
You'll see the Mini toolbar when you do which of the following:
To use a keyboard to access commands on the Ribbon, start by pressing this key:
Suppose you want one-click access to the Print button for every message you receive and open. What's a good solution?
When you switch to Contacts, the To-Do Bar will change to reflect activities specific to contacts.
You've switched to the calendar and you're ready to explore its new look. To make more room in the Outlook window to see it, you could do this from within Outlook: