Related Clues:

• Proof you paid
• Written acknowledgement that something has been paid
• Business document put on another chair, do we hear?
• The price not hard to work out - from this bit of paper?
• Acknowledgement about country residence, we hear
• Recipe that's cooked perfectly
• A written acknowledgement
• Evidence of sale concerning place in theatre, we hear
• Price set wrongly with no end of fuss? It comes from the till
• It often says 'Thank You'
• Proof of purchase put back in pot – piece retained
• Right about returned item -- proof of purchase required
• Return of concert piece rarely involves acceptance
• Exchange need
• Checkout slip