Related Clues:
- Office missive
- It's sent with a click
- Quick correspondence
- Message by modem
- Send via phone line
- Potential virus carrier
- Online letter
- Interoffice correspondence
- Letters that lack stamps
- Interoffice item
- Cyberspace epistle
- USPS alternative
- Alternative to e-mail
- It may arrive with attachments
- Line on a check