• Behavioural economics
  • Business
  • Customer experience
  • The Last Five Minutes

    Sep 14, 2026
    The Last Five Minutes

    Imagine a restaurant that gets almost everything right. The welcome is warm, the food excellent, the service attentive. Then the customer asks for the bill.

    Twenty minutes later, the evening has acquired a different subject.

    The kitchen considers dinner finished when the last plate leaves the pass. The customer considers it finished when they can leave. Between those two definitions sits a surprisingly useful business opportunity.

    Companies devote considerable imagination to beginnings. There are welcome packs, introductory calls and carefully rehearsed greetings. Endings are more likely to be assigned to whoever is still available. The relationship begins with hospitality and concludes with administration.

    Memory does not keep minutes

    In a 1993 experiment, Daniel Kahneman and his colleagues asked participants to experience two unpleasant cold-water trials. One lasted 60 seconds. The other repeated that exposure and added 30 seconds during which the water became slightly warmer, though still uncomfortable. A majority chose the longer experience when asked which to repeat. The study examined how a better ending could affect retrospective preference.

    This was a small laboratory experiment about discomfort, not a trial of restaurant loyalty. It does not establish that customers forget everything except the ending. It does challenge a tidy assumption: that our later judgement of an experience simply adds up every moment in equal measure.

    For a business, the useful question is modest. What happens at the point where the customer starts turning the experience into a story?

    Finished for whom?

    Consider a hypothetical designer who completes an excellent project and sends a download link. The files are there. The invoice is there. Instructions about which file belongs where are somewhere in an earlier conversation.

    The designer has finished producing. The client has started searching.

    A short handover could change that ending: here is the version for your printer, here is the one for your website, here is where the originals are stored. The work itself is unchanged. Its usefulness has become easier to realise.

    Similar opportunities exist in ordinary businesses. A technician can demonstrate that the repaired equipment works and explain what to watch for. A hotel can make departure instructions clear before the guest is standing downstairs with luggage. A uniform supplier can group garments by wearer or size and include appropriate care guidance.

    These are proposed applications, not findings from the cold-water experiment. Their practical merit is that they reduce real uncertainty. A polished farewell is more valuable when it leaves less unfinished business behind.

    The wrong kind of flourish

    There is a tempting, cheaper interpretation: leave everything as it is and add a chocolate.

    Sometimes a chocolate is delightful. It is less persuasive when accompanying an unexplained charge. The final gesture should complete the service, not distract from an unresolved defect.

    Nor should a business prolong an interaction merely to manufacture a memorable ending. A customer trying to leave does not need a ceremony. They need their coat, their receipt and the freedom to continue their day.

    The best final five minutes may take thirty seconds. The title describes a responsibility, not a stopwatch.

    There is also a difference between closing the transaction and closing the door. “Your project is complete” can sound reassuring if it comes with clear support arrangements. It can sound rather final if the customer is still unsure whether anything works. State what has been delivered, what remains open and how genuine problems will be handled.

    Give the ending an owner

    In a small company, the last step can fall between people. Sales has moved on. Production has marked the job complete. Accounts has sent the invoice. Everybody has finished their part; nobody has checked the customer's whole.

    Choose one service and follow its final stage from the customer's side. What must they understand, locate, confirm or do after the business says it is done? Which questions repeatedly arrive the next morning? Those questions are a useful first draft of a better handover.

    Give someone responsibility for that moment. Keep the explanation brief and proportionate. A café needs a different ending from a building contractor; neither benefits from copying the other's paperwork.

    Then test the change. Compare avoidable follow-up questions, errors and time spent resolving confusion across similar jobs. Watch repeat business over a period that fits the buying cycle. A warmer farewell may be appreciated without producing measurable extra sales; the reduction in wasted customer and staff time can still justify it.

    Businesses are understandably proud of the effort that goes into delivery. Customers also care about the effort left to them afterwards.

    A strong opening gives someone a reason to expect good service. A good ending gives them a clear account of having received it.

    The work is not quite finished until the customer knows what has been finished.


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