Pharmacy chains should use a reader-forward baseline, allow sunglass depth to vary by store, and assign fixture tiers from demand and footprint rather than one chain-wide format.
Readers
Standardize power-allocation logic but allow store-level depth to change with demographics, stockouts, and reorders.
Sunglasses
Use climate, seasonality, and local sell-through to decide where sun inventory deserves more space.
Display size
Create a small number of approved countertop and floor tiers tied to store volume and available space.
What decides expansion
Track sell-through, stockouts, reorders, aging, and service compliance by location. Roll out the formats that perform consistently.
Continue: Pharmacy Chains and Buying Groups resource center.