Related Clues:
- Writing is dense, disturbing and in Post again
- Tend to a failed delivery
- Deal with a bounced email
- Turn in again, as a test
- Writing on dense assembly put in The Post again
- Give in again to addict holding back head boy going to university in America
- Rectify a lost email, say
- Put forward again
- Have another go at transmitting
- Post twice
- Deal with an email error message, maybe