Every content item in this list is tagged with all the required labels:

• custom-mail-flow-rule
• dead
• dmarc
• email-access
• mail-app
• migrations
• office365
• personalize
• privately
• stream
• to

To add a label to the list of required labels, choose '+ labelname' from Related Labels.
To remove a label from the required labels, choose '- labelname' from above.