Historical clue formulations

• Purchase printout: Abbr. — 2024-01-21
• Rebate requirement, at times: Abbr. — 2017-11-04
• A.T.M. printout: Abbr. — 2016-05-22
• Tkt. stub, e.g. — 2015-08-09
• Proof of purchase: Abbr. — 2013-03-18
• Return request: Abbr. — 2011-09-02
• Gift exchange requirement: Abbr. — 2003-12-14
• Sales slip: Abbr. — 1997-07-28
• "Bill paid" paper: Abbr. — 1995-10-15