Related Clues:
- Net receipt
- Screened letters?
- Letters that don't need stamps
- Contact, in a way
- Screen writing?
- Virus carrier, sometimes
- Net letters
- It may be filtered
- Phone displacer
- Yahoo offering
- Letters that can't be found at the post office
- It's sent with a click
- Quick correspondence
- Message by modem
- Potential virus carrier