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The £185K pop-up store that proved nothing, and how to test demand properly

A pop-up store is one of the most realistic ways to test demand, and one of the most expensive to get wrong. Here’s how to tell buyers from browsers.

Jacob Dutton

Jacob Dutton

LinkedIn
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A pop-up store test is a short-term shop that lets you see whether customers will buy your product in person. We call it a Pop-up Store test. Done well, it shows real buying behaviour, what price people will pay, and why they walk away. Done badly, it’s an expensive marketing stunt that counts visitors and tells you nothing about demand.

Most teams treat a pop-up as a launch event. They lease space somewhere trendy, stock the full range and measure success by foot traffic. That runs up high costs, attracts window shoppers who were never going to buy, and spends innovation budget on theatre instead of evidence.

What is a pop-up store test?

A pop-up store test isn’t about brand awareness or buzz. It’s about one thing: whether people open their wallets.

That's different from a pop-up shop run by a marketing team. The marketing version wants as many people through the door as possible. The test version wants the right people through the door and wants to learn exactly why they do or don’t buy.

The key is distinguishing between people who browse and people who buy.

How a consumer brand spent £185K on a pop-up that proved nothing

A global consumer goods company we work with wanted to test a new eco-cleaning range before committing to full retail distribution. Leadership loved the sustainability angle, so the innovation team decided to prove demand with a pop-up store before approaching major retailers.

What they did:

  • Took a prime spot in a trendy neighbourhood

  • Designed an Instagram-friendly interior with photo opportunities

  • Stocked the full range of 15 products

  • Ran for two weeks, backed by social media promotion


What it looked like: 1,247 visitors and 412 email sign-ups. The Instagram posts got tonnes of likes. Executives were impressed by the “brand engagement”, and everyone assumed the concept was proven.

What actually happened: Only 23 people bought anything in two weeks. That’s a 1.8% conversion rate. Exit surveys showed most visitors came in because the store looked cool, not because they had a problem with their current cleaning products.

The email sign-ups told the same story. Most people wanted a discount code for online purchases they never intended to make.

What went wrong

  • Wrong location: chosen for impressions, not for where target customers actually are

  • No reason to be there: most visitors came out of curiosity

  • Too many products: 15 products meant no clear test of what people valued

  • Designed for photos: the space was built for Instagram, not for watching people decide to buy

  • Vanity metrics: the team counted visitors and likes instead of purchases

The test they should have run

A three-day pop-up in a suburban area with lots of families, who were the real target customers. Three core products only. Clear pricing and an open “try before you buy” offer. And a record of every conversation about switching from the products people already use.

What happened when we reran it

When we helped them rerun the test this way, 87 people came in instead of 1,247. But 29% of them bought. That’s 25 purchases, more than the original pop-up managed in two weeks.

The conversations were worth even more. They showed the price was 40% too high for mass-market retail, and that the product needed to be sold as “just as effective”, not “planet-saving”.


Planning a pop-up to test a new product?

Before you sign a lease, it’s worth a conversation about what you actually need to prove and the cheapest way to prove it. Miles, Managing Partner at Future Foundry, can walk through whether a temporary store, or another business experimentation method, fits your situation.

Book a call with Miles here.


Five reasons most pop-up store tests waste money

1. Chasing foot traffic instead of target customers

High-traffic locations attract browsers, not buyers. A smaller space where your target customers are concentrated gives better evidence for less money.

2. Making it about brand awareness

If you’re designing for Instagram, you’re not testing demand. Every design choice should help real buying conversations happen, not photo opportunities.

3. Testing too many things at once

A full product range splits attention and muddies the results. Test a small number of products to see what actually drives the decision to buy.

4. Not recording what people say

Teams rely on the general feel of the day instead of tracking specific objections, price reactions, and comparisons to what people use now.

5. Confusing interest with intent

Email addresses and visitor numbers tell you nothing about willingness to pay. Track actual purchases, and the people who nearly bought but didn’t. We’ve written more on why email metrics mislead innovation teams.

How to run a pop-up store test that predicts real demand

1. Choose your location by customer, not footfall

Go where your target customers already are, even if it’s unglamorous. A community centre might teach you more than a high street site that costs ten times as much.

2. Set it up to watch, not to impress

The space should make buying conversations easy and let you observe them. What do people pick up first? What do they ask? Where do they hesitate?

3. Test two or three products, not the whole range

Leave the full catalogue at home. Pick two or three products or price points that represent your biggest assumptions about what customers will pay for.

4. Give people a reason to decide today

Don’t just let people browse. Offers like “first-access pricing” or “only available here” push people into a real decision, not “maybe later online”.

5. Talk to everyone on the way out

Have a short set of questions ready for every visitor, whether they bought or not. What were they hoping to find? What stopped them from buying? What do they use today?

Should you run a pop-up store test at all?

Only once you’ve seen demand somewhere cheaper. Before you commit to a physical store, test the same idea online with a fake door test, an Ad Test or an Advance Purchase campaign. If you can’t get people to show purchase intent in a £5K digital test, a £50K store won’t magically create it.

The best pop-up store tests happen after you've already proven demand. Their job is to show you purchase objections and in-person behaviour, not to find out whether anyone wants the product at all.

Common questions about pop-up store tests

How long should a pop-up store test run?

Often less time than teams expect. In the example above, a focused rerun with the right customers produced more purchases than a two-week pop-up. What matters is getting the right people through the door, not how long it runs.

What should you measure in a pop-up store test?

Start with purchases and conversion rate. Then look at the reasons behind them: objections, price reactions, what people compare you to, and who nearly bought but didn’t. Visitor numbers, email sign-ups and likes don’t tell you whether people will pay. For more on separating real demand from polite interest, see the commitment test that reveals phantom demand.

What’s the difference between a pop-up shop and a pop-up store test?

A pop-up shop is usually a marketing activity, judged on footfall and awareness. A pop-up store test is an experiment, judged on whether target customers buy and why. The same space can be either. The difference is what you design for and what you measure.


Planning a pop-up to test a new product?

Before you sign a lease, it’s worth a conversation about what you actually need to prove and the cheapest way to prove it. Miles, Managing Partner at Future Foundry, can walk through whether a temporary store, or another business experimentation method, fits your situation.

Book a call with Miles here.


A pop-up store test is one method within business experimentation, the discipline of testing what customers actually do before committing budget to a solution. Explore the Pop-up Store test and 50+ other methods in our Experiment Toolbox.

Prove it, then build it

Prove it, then build it

Replace your next big innovation bet with evidence.

We help corporations de-risk new ideas, get them to market faster and make better investment decisions through structured experimentation.

@2026 Future Foundry Group Ltd, All Rights Reserved

We help corporations de-risk new ideas, get them to market faster and make better investment decisions through structured experimentation.

@2026 Future Foundry Group Ltd, All Rights Reserved

We help corporations de-risk new ideas, get them to market faster and make better investment decisions through structured experimentation.

@2026 Future Foundry Group Ltd, All Rights Reserved

We help corporations de-risk new ideas, get them to market faster and make better investment decisions through structured experimentation.

@2026 Future Foundry Group Ltd, All Rights Reserved

We help corporations de-risk new ideas, get them to market faster and make better investment decisions through structured experimentation.

@2026 Future Foundry Group Ltd, All Rights Reserved