Related Clues:

• Sales slip: Abbr.
• Gift exchange requirement: Abbr.
• Refund need (Abbr.)
• Exch. need
• Return request: Abbr
• Sales slip: Abbr
• Proof of purchase: Abbr
• Tkt. stub, e.g
• A.T.M. printout: Abbr
• Receipt (abbr.)
• Rebate requirement, at times: Abbr
• Proof-of-payment doc