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choice design

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    Choice Design Entry #0250

    Why the exit button moves after the second visit

    Interfaces are not designed once and left alone. They are tested continuously against the people using them, and the winning variant is whichever one performs.

    Adept
    The hidden part #0250

    Nobody has to intend an obstruction. Optimise retention for long enough and the process will discover it on your behalf.

    Open file
  • No visual on file
    Choice Design Entry #0249

    The reason a countdown on a form is a design choice

    A timer on a screen reports nothing about the world. Someone selected the duration, and often the timer resets for the next visitor with a fresh number.

    Master
    The hidden part #0249

    A truthful countdown and a fabricated one render identically. That is what makes the honest one worthless as evidence.

    Open file
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    Choice Design Entry #0248

    Why removing prices raises enquiries and lowers trust

    Withholding a number generates contact and also generates an inference. Buyers assume anything concealed is concealed because disclosure would not help.

    Adept
    The hidden part #0248

    Silence is not the absence of a claim. Buyers read an omitted number as the worst plausible one, and that reading is rational.

    Open file
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    Choice Design Entry #0247

    The reason a tick box beats a signature for consent

    A signature demands a moment of deliberate assumption of responsibility. A tick is a step in a flow, and flows are completed rather than considered.

    Adept
    The hidden part #0247

    Consent rates and comprehension rates have separated completely. Both numbers are true, and only one of them is stored.

    Open file
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    Choice Design Entry #0246

    Why the option labelled advanced is rarely used

    The word advanced does not describe the settings behind it. It describes who is invited to open them, and most people decline the invitation.

    Novice
    The hidden part #0246

    A label saying advanced locks nothing. It only names who belongs, and usage statistics then read the deterrent as disinterest.

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    Choice Design Entry #0245

    The reason an error message can lose a customer permanently

    Failure is the only moment when a customer learns how they will be treated when things go wrong. That information cannot be obtained any other way.

    Master
    The hidden part #0245

    Failure is the only channel through which conduct under stress can be observed. Everything else the company says about itself is untested.

    Open file
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    Choice Design Entry #0244

    Why a single-page checkout changes the basket size

    Every additional step is an opportunity to reconsider. Compressing the steps removes exits, and it also removes the pauses in which a total gets reviewed.

    Adept
    The hidden part #0244

    A step in a flow is an exit and a review point at once. Removing it raises completion and removes the moment the total was checked.

    Open file
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    Choice Design Entry #0243

    The reason a default sort order shapes the market

    Position determines attention, attention determines sales, and sales determine future position. The first sort order is an allocation of demand, not a description of it.

    Novice
    The hidden part #0243

    A ranking is not a report on demand. It is an allocation of demand, and next cycle it will cite itself as evidence.

    Open file
  • No visual on file
    Choice Design Entry #0240

    Why a currency symbol removed raises spending

    A price with a symbol is a payment. The same number without one is a quantity, and quantities are compared while payments are felt.

    Master
    The hidden part #0240

    The symbol is what tells you the number is money leaving. Remove it and the figure becomes a quantity to compare rather than a cost to feel.

    Open file