Which ancient retail innovation is considered an early precursor to modern subscription models?

The ancient world had sophisticated retail systems that formed the backbone of their economies. From the agoras of Greece to the forums of Rome and the bazaars of Mesopotamia, retail spaces weren't just places of commerce but centers of social and cultural exchange. How much do you know about the innovative retail practices that sustained these ancient civilizations and their surprising parallels to modern retail challenges?

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Roman 'tesserae frumentariae' - grain tokens that entitled citizens to regular distributions of grain from state granaries
Egyptian 'scroll clubs' where members paid monthly fees to scribes for access to a rotating collection of papyrus texts
Greek 'symposium circles' where members pre-paid for regular wine deliveries from specific vineyards
Mesopotamian 'clay tablet archives' where merchants paid for ongoing access to trade records and market prices