When two shops are close, choose based on fit rather than distance. One may be better for sealed Pokémon, another for vintage sports, and a third for Magic events. Open both listings in the card shop directory, compare categories and source links, then call with the same concrete question. The shop that gives a clear answer about inventory, hours, buying policy, or event schedule is often the better first visit than the shop that is merely closer.
Then compare the experience in person. Look for clear pricing, careful condition descriptions, reasonable return rules, good card protection, and staff who can explain a recommendation. The first-visit card shop guide gives a checklist for that first stop. It is also fine to use shops differently: one for supplies, one for events, one for selling, and one for specialty singles. A local market with multiple shops is not a winner-take-all choice. Match the shop to the task and keep notes on who handled each category well.