Related Clues:

• See 11-Down
• 'You said it!'
• Sycophant's response
• Thumbs up
• 'Indeed!'
• See 12-Down
• Direct-mail response sticker
• Green light
• 'That's it!'
• Cry of success
• Aye-aye
• 'You betcha!'
• 'Oh, sure'
• Sanction
• Proposal response