Stumped by a Crossword Clue? Discover the Surprising Answer to ‘Dead Thing That Was Never Alive’

1. A written communication
2. A form of correspondence
3. Can be delivered by a postman
4. Used to send messages to people
5. May contain important information
6. Can be sent domestically or internationally
7. Often comes in an envelope
8. Can be used for personal or professional purposes
9. May include a stamp for postage
10. Can be received in a mailbox