UI: Notification + history/log.
Show the action but allow an asynchronous workflow. E.g. moving leads in a CRM.
UI: Strong modal window.
Requires active human approval before action. E.g. executing a transaction over SEK 50,000.
UI: Discreet toast notification.
Hide the details. Perfect for subtle background tasks. E.g. renaming a file.
UI: Simple undo button.
Requires minimal friction. E.g. archiving an email thread.