Related Clues:

• “Not yet decided” schedule letters
• Abbreviation in a TV schedule
• 'We're not sure yet' initials
• 'Watch this space' (Abbr.)
• Placeholding letters in a schedule
• Undetermined: Abbr
• 'Will send details soon' (Abbr.)
• Not yet figured out, for short
• Not yet settled, briefly
• Not yet known (Abbr.)
• Undetermined, on a schedule: Abbr
• 'Info to come later' abbreviation
• Placeholder inits
• Schedule placeholder letters
• Pending, on a sched