Historical clue formulations

• 7-Elevens, e.g. — 2026-01-29
• Convenience stores — 2025-05-10
• Selling points — 2021-01-09
• Shoppers' stops — 2020-09-16
• Selling points — 2019-07-12
• Trading places — 2015-01-03
• Exchanges — 2011-05-04
• Handy places to shop — 2008-11-16
• Rialtos — 1999-01-23
• Exchanges — 1997-09-05
• Stores — 1994-10-18