Pressure Test My Idea
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How to Ethically Borrow a Business Idea From Another Industry

Having IdeasSeptember 28, 2026

The Charlie Page Letter

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To borrow a business idea ethically, take the mechanism and leave the execution. Pricing model, workflow, distribution route, guarantee, onboarding sequence: these are public. Copying a name, a logo, a website word for word, or a proprietary asset is not borrowing, it's theft, and it's also lazy.

Almost nothing in business is invented. Subscriptions came from newspapers. Subscription pricing came from razors. The drive-through came from car washes. The waitlist came from nightclubs. Every one of those transfers was somebody noticing a working part in one trade and fitting it into another.

The reason people hesitate is that borrowing feels unoriginal, and we're taught originality is the point. It isn't. The point is whether the thing works for the people you serve, and you learn that far faster by carrying a proven mechanism across a border than by designing one from scratch.

What's actually fair to take?

Structures. How someone charges, how someone sequences value, how someone gets their first customers, what they guarantee, what they do in the first five minutes after a sale. These are visible to any paying customer, and they're not owned by anyone.

Positioning logic is fair too. If a competitor in another trade serves the beginner and charges little while another serves the expert and charges a great deal, that ladder is a fact about the market, not a secret.

What isn't fair: their brand, their written material, their imagery, their code, their customer list, and their trade secrets obtained by someone who signed something. Also not fair: pretending the idea was yours, which is unnecessary anyway, since saying where you got it is usually a strength.

How do I find a mechanism worth borrowing?

Look at trades that are ten years ahead of yours. Whatever your industry hasn't gotten around to doing yet, a closer industry has already worked out and already argues about. That gap is the cheapest opportunity in business, and it's visible from the outside.

Look for mechanisms attached to a problem you recognise. Reading about another trade's pricing experiment is interesting until you notice your own customers complain about exactly that. Then it stops being trivia and becomes a plan.

And look at the boring parts. Everyone studies the flashy launch; almost nobody studies how a decent business handles renewals, cancellations, onboarding, or the awkward first invoice. Those are the mechanisms that actually decide whether a business survives year two.

What makes a borrowed mechanism fail?

Usually a mismatch in who's buying. A mechanism that works on people who already trust the category will fail on strangers who don't. The guarantee that reassures a buyer in one trade can look like a scam in another, and the price that feels fair for a business expense feels absurd for a personal purchase.

Sometimes the mechanism depends on a cost structure you don't have. A model that only works at scale, or on a margin you can't reach, or with a support team you can't afford, isn't a good idea for you no matter how elegant it looks from the outside.

Sometimes the culture is the problem. Your customers may read a borrowed behaviour as arrogance or as a downgrade, even when the mechanics are sound. That's why you test a borrowed mechanism on five people before you rebuild the whole business around it.

How do I adapt it instead of pasting it?

Name the job the mechanism does. "The free trial exists so the buyer can check the data imports" is a job. "The free trial exists because everyone has one" is a habit, and habits are what you should not carry across borders.

Then redesign the mechanism for your customer's actual fear. If your buyers are terrified of a messy setup, a trial that lets them poke at an empty product teaches them nothing. A done-for-you first week costs you more and sells far better.

Finally, say where it came from, at least to yourself and preferably out loud. "This is how X does it, adapted for Y" keeps you honest, makes the pitch easier to explain, and stops you from defending a design you can't actually justify.

Doesn't borrowing make me a copycat?

Only if the borrowing is all you have. A business built on someone else's landing page is thin, and customers feel that. A business built on a proven mechanism plus a specific customer you genuinely understand is not a copy, it's a translation.

The copycat problem is really an attention problem. If you can't describe why your version serves someone in particular better, you don't have a thin idea, you have a thin business, and originality wouldn't have saved it.

Also, your customers are not as observant as you think. They don't know you took the pricing model from a gym. What they notice is whether the offer makes sense to them, and whether you do what you said you'd do.

How do I test a borrowed idea cheaply?

Describe the mechanism to five people from your market and watch for the question they ask first. That question tells you whether the mechanism reads as relief or as friction in their world. Two identical explanations can produce opposite reactions in two different trades.

Then put a price on the smallest version and say it out loud. Borrowed mechanisms often break at the price line, because willingness to pay doesn't cross borders with the workflow.

Before you commit a month to it, run the whole idea through something unsentimental. A free pressure test will ask the questions your enthusiasm won't, and tell you whether the borrowed piece actually solves the critical weakness or just decorates it. Then track the revised version in My Tests.

Stealing is a crime and copying is a shortcut. Neither of them is what's on offer here. What's on offer is a working part, from a trade that already debugged it, fitted to a customer you know better than they do.

Before you build around a borrowed mechanism, check whether it actually fixes your critical flaw with the free pressure test, and read how to find a business idea in a niche for the other half of the question.

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