Related Clues:

• Communicate by PC
• Correspondence that's clicked
• Computer communique
• Cyber correspondence
• Messages via the internet
• Letters not at the post office
• Communication option
• Letter successor, to a large degree
• Business card detail
• Elders leave Emerald Isle for messages
• Subject of some computer settings
• Ladies' room doors missing message
• Alternative to U.S.P.S
• Let one's fingers do the talking
• Phishing line?