Understanding Shared Email, Calendar + Groups in Microsoft 365

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Microsoft 365 provides multiple ways to share email addresses. This article explains the best type to request for common use cases.

User account
- A group of people treated as if they are an individual / generic user
- May require separate password and 2FA method
- May pose license compliance risks and should not be used
Shared Mailbox
- A shared, dedicated inbox and calendar
- Accessible to selected delegates within their personal Outlook account
Microsoft 365 Group
- A shared, dedicated group of features including
  - inbox and calendar
  - ability to create SharePoint site, Microsoft Team and other feature-rich integrations
- Accessible to members of the group
Resource
- A room or piece of equipment treated as a bookable resource
- Includes dedicated inbox and calendar
- Compatible with Microsoft Bookings

Requirement	Use	Explanation
Send to email distributions lists	Shared Mailbox	Only shared mailboxes are permitted to use email distribution lists.
Receive and respond to community inquiries and requests.	Shared Mailbox	Shared mailboxes look and feel like a personal inbox, but allow you to add/remove team members as needed.
Receive external emails relevant to a team or job share.	Shared Mailbox	Shared mailboxes provide sufficient functionality to receive external mail.
Send to external email addresses on behalf of a university work unit	Shared Mailbox	Shared mailboxes provide sufficient functionality to send outside of the organization.
Collaborate on a topic or area of work	Group	Groups provide additional functionality through Microsoft Notes, Teams and SharePoint but are more costly to maintain in terms of upkeep, storage and security.
Make a room or piece of equipment available to be booked.	Resource	Resources are designed to represent non-person items whose time can be booked or scheduled on a calendar.
Receive and respond to work requests as a team.	TeamDynamix	Tickets provide greater visibility, efficiency and consistency in handling routine request fulfilments. For more information please see our article on use of web forms at ECU.

More information coming soon