Explain why a single shared line can reduce anxiety and fairness complaints in a multi-server queue.
A pickup area has three windows and similar transaction types. What changes when the design becomes one shared line? Before: customers pick a line and compare speeds. After: one visible line feeds the next available window. The customer no longer chooses a lane, so the anxiety of choosing wrong disappears. The order is easier to see, which protects Maister's equity principle and reduces line-cutting stories. The next available server pulls from the same queue, smoothing random differences in service time across windows. Legitimate exceptions need their own visible rule so they do not look like bypasses. The layout should make…
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