If this is wrong, can it be undone, by whom, and at what cost?

Free to undo
Draft file. Run unattended.
Undoable with effort
Shared-document edit. Budget for the undo.
Only someone else can undo
Sent message. Confirm first.
Not undoable
Personal-data disclosure. Confirm first, every time.

The cost of a wrong action rises, and the remedy moves out of your hands.

Sort actions by reversibility If this is wrong, can it be undone, by whom, and at what cost? Free to undo Draft file Run unattended Undoable with effort Shared-document edit Budget for the undo Only someone else can undo Sent message Confirm first Not undoable Personal-data disclosure Confirm first, every time cost of a wrong action rises, and the remedy moves out of your hands