As an admin, you can create a shared mailbox in Office 365 so that a group of people can view and respond to email from a common mailbox.
Inside this course:
Create a shared mailbox in Office 365 (2:42)
Set up a shared mailbox in Office 365 and give permissions to people who need access to it.
Use a shared mailbox in Outlook 2013 and Outlook Web App (1:58)
Access a shared mailbox from your own mailbox in Outlook 2013 and Outlook Web App.
A brief reminder of the key points in this course.
More courses available at Microsoft Office Training.