Related Clues:
- Some Internet messages
- With 56-Across, a smartphone notification
- Message from a server
- Digital communication
- Introduction to driving
- The kind of communication that gives compiler back trouble
- Smartphone reading
- Some screen writing
- Communication form that's eaten into Postal Service revenues
- Feature of Axminster edifice
- AOL service
- Astronaut capability since 1991
- Fortune pocketed by Disraeli Parliament upheld
- Some iPhone reading
- Money stack