Historical clue formulations

• B'way purchase — 2023-01-01
• B'way buy — 2021-08-17
• It's more than a warning: Abbr. — 2018-12-30
• B'way buy — 2017-09-03
• Box office purchase: Abbr. — 2017-02-28
• Traveler's purchase: Abbr. — 2015-07-28
• StubHub purchase: Abbr. — 2015-07-26
• B'way buy — 2015-06-14
• Theater purchase: Abbr. — 2015-05-10
• Sta. purchase — 2012-11-11
• Certain pass: Abbr. — 2011-12-25
• It gets you in the house: Abbr. — 2011-04-09
• Purchase at a booth: Abbr. — 2010-08-29
• Conductor's request: Abbr. — 2009-06-19
• Box ofc. buy — 2007-04-08
• Sta. purchase — 2007-02-01
• Show need: Abbr. — 2002-01-05