Related Clues:
- Routing abbr. on an envelope
- 'Oh, forgot 2 mention ...'
- Incidentally, in shorthand
- For whom the memo is intended: Abbr
- Letters before a name on a letter
- Envelope ltrs
- Incidentally, in textspeak
- Bit of texting shorthand
- FYI kin
- Texter's 'Oh, before I forget ... '
- Mail-routing letters
- Texter's "Oh, I should also mention ... "
- Texter's afterthought intro
- Texter's "I almost forgot"
- Letter-routing notation