Your starting point

Prove it before you build it

An idea without proof is the most expensive kind. Before you spend a single evening building, find out whether people already pay for something like it.

Try this in the next five minutes

Describe your idea in two or three lines. Let AI argue against it.

Here's an idea for a product: [describe it, and who it's for].
Act as a sceptical buyer. List:
- the five questions I'd need answered before I paid for it
- the three most likely reasons I wouldn't buy
- where I could look this week (reviews, forums, marketplaces) to see whether people already pay for something like it
Don't tell me it's a great idea.

What to look for: the reasons not to buy are your to-do list. If you can’t answer them with evidence, that’s exactly what to check next.

Your plan: The Side Hustle Edit, from Stage 02

Stage 02 · Check it shows you how to read buyer reviews at scale, compare prices and competitors, and find the gap a crowded market is still leaving open. The calculator shows what you’d keep after platform fees. A 76-page guide, workbook, prompt library and calculator. £39.

Not quite right? Choose a different starting point.