Why Do Customers Leave a Queue?

Four people standing one behind another at a wooden counter, all seen from behind with no faces visible, beside a card terminal and a plain concrete pillar

Across 1,673,247 emergency visits in New South Wales, how busy the department already was when someone arrived predicted whether they stayed. People arriving when the department was in its busiest fifth were “3.5 times more likely not to wait”. That is against those arriving at the quietest (Aust Health Rev, 2025). That is a condition…

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Do Long Wait Times Cause Bad Reviews?

a girl holding a wall clock

A bike repair shop owner scrolls through last month’s reviews on a phone during a quiet Tuesday morning, an illustrative scene rather than a real venue. One review carries a single star. It mentions waiting three weeks for a wheel to be trued. The easy conclusion: fix the wait, fix the rating. Large studies of…

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How to Measure Customer Wait Times

Five empty yellow moulded plastic seats fixed to a single grey metal beam in a tiled waiting area, with nobody sitting on them

Measuring customer wait times starts with three decisions, and none involves equipment. Name the event that starts the clock. Name the event that stops it. Decide who is inside the count. Only then does the instrument matter. Get one of the three wrong and you still get a number, just not one anybody can check.…

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Single Queue or Multiple Lines: Which Is Faster?

A long single-file queue of people stretching into the distance along the edge of a city street, beside a line of white bollards

Picture a counter with two service points. Before opening, someone has to settle the layout: one queue feeding both tills, or a separate queue at each. It gets decided once and then lived with for years. It’s easy to assume one of the two is simply faster. It isn’t. With the same two staff working…

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How Long Will Customers Wait Before Leaving?

An empty metal shopping trolley standing alone on paving slabs beside a plain grey and dark metal wall, with nobody in sight

No published study measures how long a shop, café or salon customer waits before walking out. Leaving gets counted in hospitals and on phone lines, and almost nowhere else. So the honest answer has to be built from those places, and what they measure turns out not to be the same behaviour. Where leaving is…

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