Possible Clues:

• Approval in Rome
• "You bet, señora!"
• 'You said it!,' in Sonora
• Enthusiastic acceptance, in Acapulco
• ''You bet!'' in Yucat‡n
• "I agree, señor!"
• Enthusiastic Speedy Gonzales reply
• 'Agreed, amiga!'
• Señor's "Certainly!"
• Simón's enthusiastic assent