Related Clues:

• Inbox item
• Accumulate (with ''up'')
• Cyber-letters
• Shag carpet feature
• Messages that may contain emoticons
• Monitored communications?
• It may be down
• Filtered stuff
• Web missive
• Alternative to text messages
• Send a note to, often
• Text alternative
• Net receivables?
• iPhone function
• Cyberspace message