| 2026-05-10 | Abbr. starting an email header |
| 2026-01-07 | Chain email abbr. |
| 2025-04-30 | Inbox abbr. |
| 2024-01-07 | Email chain abbr. |
| 2023-02-12 | Chain email abbr. |
| 2023-01-15 | Subject line abbreviation |
| 2021-08-18 | Repeated string in a chain letter subject line |
| 2021-08-10 | Send on, as an email: Abbr. |
| 2017-10-10 | Abbr. in an email header |
| 2017-05-25 | Start of many a chain email |
| 2016-12-14 | Subject line abbr. |
| 2009-04-07 | Subject line starter on many an e-mail joke |
| 2008-02-10 | E-mail directive: Abbr. |
| 2007-04-24 | Pass along, as an e-mail: Abbr. |
| 1999-07-24 | N.B.A. position: Abbr. |