Are you paying for a license for a Mailbox that should be Free?
Let’s take a look at the 5 different Mail accounts that Office 365 offers.
Mailbox – Requires a paid license
Group – Distribution Group – Free
Resource – Free
Contacts – Free
Shared – Free (Who Knew!?)
Mailbox – Most Common – Regular account for individual and provides an actual mailbox that you log into with its own Calendar and Resources.