Related Clues:
- Memo-directing abbr
- Top-of-memo abbr
- FYI relative
- Memo-routing abbr
- Inside this env
- Bus. envelope abbr
- Business-envelope abbr
- It's inside an env
- Business letter abbr
- Mail-routing abbr
- Abbr. on the bottom of a business letter
- Something in an env
- Abbr. before some addressees
- Check within, say?: Abbr
- Inside, for short