Related Clues:

• Topple over — hint
• Restaurant calculation
• End — pourboire
• Thank you for waiting to get some advice
• Stockbroker's offering
• Part of the iceberg?
• Waiter's 20%
• Sirloin part
• 10%, if you're cheap
• Word of advice, e.g
• Bread in a jar?
• Advice at the track
• Insider's hint
• Helpful lead
• Advice bit