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Ebook · Founding and strategy

Validate Your Business Idea

Test real demand in 30 days before you invest time or money.

For first-time founders and anyone with a business idea they have not yet tested.

PDF · 29 pages

Price €15

Price in euros, VAT included where it applies.

Buy now Validate Your Business Idea

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Our refund policy will be published here before sales open.

What is inside

Most failed businesses solved a problem nobody would pay to fix. This guide gives you a 30-day plan to test real demand with customer interviews and a minimum test, so you can decide to go, change direction or stop before you spend money.

  • Find a problem worth solving
  • Define your customer
  • Run 10 customer interviews
  • Build a minimum test
  • Read the results
  • Decide: go, change or stop

PDF · 29 pages · table of contents, worked examples and checklists

Is it right for you?

Who it is for

  • First-time founders and anyone with a business idea they have not yet tested

Who it is not for

  • Founders whose idea already has paying customers
  • Anyone looking for a list of ready-made business ideas

Answers

What format is it?

A PDF with 29 pages, a table of contents, worked examples and checklists. It opens on any computer, tablet or phone, and you can print it.

Which edition is this?

The 2026 edition. The contents are listed on this page, so you know exactly what you get.

Is VAT included?

Yes. Prices are in euros and include VAT where it applies. The exact amount for your country is shown at checkout before you pay.

Can I get a refund?

Our refund policy will be published here before sales open. Please read the cancellation policy for digital products before you buy.

How do I get help?

Use the contact details on our imprint page. A person reads every message.

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