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Joey van Kuilenburg

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All archived posts.

2026 11
August 2
  • A product description is not a value proposition.

    The document arrives from product under a different name, full of enthusiasm and the corporate holy trinity. A value proposition has four parts, and a product description answers roughly one of them.

  • A filter is not an audience.

    Two buyers with identical job titles can be in opposite situations, and the business card cannot tell them apart. A filter shows you who is allowed on the list, not who actually has the problem, so define the audience by behaviour and situation instead.

July 3
June 2
  • Every problem has four layers.

    Most B2B companies describe the external problem accurately and then ask for the sale. There are four layers to every real problem, and the one that determines whether a deal closes is usually the last one most marketers think to name.

  • The part you can point at is not the whole problem

    A founder described the problem his product solves in purely functional terms. Everything he said was true. But the external problem is only the surface, and it is not the part that tells you whether anything is worth building.

May 4