It depends on what store, and hours of service. Food spots clean in between customers, and clothing stores have guards up, where applicable.
Mask, 6ft apart and be patient.
Columbus Commons is a "strip mall" with a bunch of different stores. Each one has their own policy. There is no "one answer for all." I suggest you repost your question about the particular store you're interested in, or call them and ask, because practices vary between stores.
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