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

• 33837
• add
• cheque
• customer
• delete
• duplicate-payments
• invoice
• overpaid
• overpayment
• remove
• screen
• uninstall

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.