Due Diligence Checklist

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---
name: Due Diligence Checklist
description: Run structured commercial, financial, technical, and legal diligence.
---

# Due Diligence Checklist

Diligence is about disconfirming the thesis, not confirming it. The goal is to
find the reason not to invest before you wire the money. This skill structures
the four workstreams and the killer questions in each.

## Mindset

Enter assuming the deal is flawed and look for the flaw. Confirmation bias
kills returns — founders are persuasive and decks are polished. Diligence is
where you earn your skepticism.

## 1. Commercial Diligence

The market and the right to win.

- **Market**: real size (validate the TAM bottom-up, see market-sizing),
  growth rate, and whether timing is right.
- **Customers**: talk to real ones. Why did they buy, would they recommend,
  what would make them leave? Reference calls are the single most informative… install to load the full skill