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

• advertisement
• e-mail
• email-settings
• i-am-away
• mail-app
• make
• missing
• mozilla
• reservation
• retiree
• scam
• slow
• spammer

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.