Specialty markets and delis should usually keep readers as the steady core, add sunglasses according to local commuter and seasonal demand, and choose a format that does not interfere with service flow.
Readers
Use a compact but functional power range for labels, menus, receipts, phones, and replacement needs.
Sunglasses
Flex depth with climate, travel, and neighborhood traffic.
Display size
Countertop works for a small convenience offer. Floor works when repeat traffic supports broader power and style choice away from the service counter.
What decides expansion
Track power stockouts, reorders, sun seasonality, inventory age, and customer requests.
Continue: Specialty Markets and Delis resource center.