Related Clues:

• 'Bye for now,' in chat rooms
• Letters of self-responsibility
• Texter's sign-off
• 'Later,' in some text messages
• Initials among crooked bankers about to get busted
• Honor for a standout MLB pitcher
• Texter's "Ta-ta!"
• 'L8r!'
• 'l8r!'
• Texter's "Bye!"
• "Later!" in textspeak
• Texter's "Later!"
• "Bye 4 now!"