| Clue | Source | Date |
|---|---|---|
| Hit 'Reply All' on, maybe | Wall Street Journal | 16 Dec 2017 |
| Accidentally hit 'reply all' on, say | New York Times | 23 Apr 2017 |
| Accidentally hit "reply all" on, say | ||
| Mail to the wrong address | ||
| Direct wrongly | ||
| Direct wrongly | ||
| Direct in error | ||
| Dispatch wrongly. |