What innovative retail analytics technique did Phoenician merchants use to manage inventory and predict market demands across their vast Mediterranean trade network?

The Phoenicians were among history's first retail analytics masters, developing sophisticated trade networks across the Mediterranean from 1500-300 BCE. Their understanding of market demands, inventory management, and brand reputation helped them build a commercial empire. This poll explores how this ancient civilization used early forms of retail intelligence to dominate regional commerce, and how their methods compare to modern retail analytics practices.

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Temple-based record keeping where priests maintained detailed trade ledgers tracking inventory, pricing fluctuations, and regional demands across seasons
Ceramic token system that represented different goods but didn't track market trends or demand patterns
Reliance solely on verbal reports from returning ship captains without standardized documentation
Random stockpiling of popular goods without consideration for regional preferences or seasonal demands