Possible Clues:

• Paid a gratuity
• Rewarded for waiting
• Gave reward that was worth waiting for?
• Doffed, say
• In secured environment, pipe regularly going out like some cigarettes
• Gave a gratuity and overbalanced
• Overbalanced
• Gave a little extra
• Let know, with 'off'
• Backed first demo record? One of The Stones predicated it could go to Number One presumably!