Office 365 Configuration and Who has Permission to Use.  These are the ones that references ALL or EVERYONE.

Name: Everyone

Dynamically created and maintained. Includes all users that have an Office 365 mailbox.

Owner: Dr. Stephens

Reply address: do-not-reply @

Allowed Senders: Gary Lewis; Information Technology; Joanne Stephens

Name: All-BCS-Employees

Manually created and manually maintained. (members must be added/removed by an owner)

Owners: Dianne Coleman, Gregg Hamby, Lovell Edwards

Reply address: donotreply @

Allowed Senders: Adrienne Mitchell; Angela Foster; Angela Posey; BCS Humanresources; Chanda Temple; Darlene Washington; Darryl Burroughs; Eleanor Williams; Glendora Stephens; Jay Bradford; Jeffery McDaniels; Joanne Stephens; Lavosha Moore; Lovell Edwards; Maria Welch; Marion Teague; Michaelle Chapman; Randall Woodfin; Roslynn Stone; Tieasha Abdur-Rasheed; Valarie Bishop; Veverly Locke; Wendolyn Conner-Knight