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September 1, 2026 · Terry — AI by Design

How to Tell a Useful AI Report From a Plausible One

Your assistant will produce something articulate every time. Articulate is free. Four checks, under a minute, that separate a report about your business from a report about any business.

The failure mode people expect from AI is gibberish. That is not what you get.

What you get is a confident, well-written paragraph that could be about any business and quietly is not about yours. It reads well. It sounds like analysis. And somewhere in the middle of it is a number that nothing produced.

Articulate is free. Correct is the thing you have to check for.

Why a plausible number looks exactly like a real one

If you ask any assistant to analyse a business and there is a hole in the data, it will produce something reasonable-sounding to fill the hole. It is not lying. It is completing a pattern, which is what it does, and a completed pattern reads identically to a retrieved fact.

On the page, "revenue was around $8,400 this month" looks the same whether it came from your books or from the shape of the sentence. There is no visual difference. That is why you need a check rather than a feeling.

The four checks

Run these on your most recent output. It takes under a minute.

1. Does every claim trace to a number in your files? Pick one specific figure in the report and try to find where it came from. If you cannot locate it in something you maintain, it was generated.

2. Did it name what it did not have? This is the one that usually fails. A good report says "I do not have last month's close rate, so I have not calculated trend." A bad one quietly calculates trend anyway. Absence of any such statement is a warning sign, not a clean bill of health, because there is always something missing.

3. Is it consistent with decisions you already made? If you killed a channel in March, a report recommending you double down on it in September has not read your history. It is analysing a snapshot, not your business.

4. Could you act on it today? Not "is it interesting." Could you do something. A report that produces no possible action is a summary of things you already knew, phrased well.

Three of the four are fixed by one sentence

Add this to whatever instructions your assistant reads:

If a number you need is missing, say it is missing. Do not estimate it.

That single line fixes check two directly, and it fixes checks one and four as a side effect, because a report that flags its own gaps stops producing confident conclusions built on invented inputs.

It is a small instruction that does an unreasonable amount of work, and almost nobody writes it, because it does not occur to you to forbid something you did not know was happening.

Record the query next to the number

The deeper version of check one: whenever a number comes from somewhere real, write down how it was retrieved, right beside the value.

It looks redundant when you do it. It is the difference between a number a future reader can verify and a number they have to trust. Six weeks later, you are that future reader, and you will not remember.

Where this fits

Reviewing output is the fourth of five steps in the method I use to get AI doing standing work. It only matters once something is running on a schedule and measuring against floors rather than targets, because those are what give a report something real to be right or wrong about.

The Board Method is a free seven-page guide that covers all five steps.

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