Someone asked me what they could make with £500. I told them they were starting with the wrong number. The budget can't choose your product — only the objective can.

I found three businesses successfully selling calendars, decided the demand was real, and ordered 25. I sold one. Here's the difference between demand for a category and demand for your product — and why mistaking one for the other leaves you with a spare room full of stock nobody wanted.

The most uncomfortable kind of feedback is the one you can't argue with. Which is why founders keep choosing the validation methods that produce the blurriest signals. Blurry signals delay grief — and they delay decisions.

Nobody needs a £38 ceramic bowl. But desire isn't about need — it's about the weight in your hands, the uneven glaze, the feeling that this one was made by a person. Most product businesses reach for the cost sheet when something doesn't sell. The real problem is almost always somewhere else.

"Lightweight cotton, natural colour" can mean ten different things depending on who's reading it. That's not a factory problem — it's a specification gap. Here's how to write a brief that removes the guesswork before sampling begins.