Related Clues:
- Corp. memo directive
- VCR remote button
- Business-envelope letters
- Env. alerter
- Mailing label abbr.
- Business-letter abbr.
- Letters on a memo
- Business-letter letters
- Directive on an env.
- Letters on some letters
- Ltr. letters
- E-mail directive: Abbr.
- Ltr. recipient pinpointer
- Env. routing indicator
- Abbr. before a name on an envelope