Free guide

The Boring Business Math Swipe File

The decision habits behind a paper-traded market journal. Copy the process, not the trades.

Simulated paper trading. Not financial advice. No real money involved.

What is inside

• The five-voice debate: every idea argues with itself before it earns a verdict
• Expected value in plain words: judge the bet, not the outcome of one flip
• Position sizing rules worth copying: size so that being wrong is boring
• Verified numbers you can quote, each with a public source attached
• The honesty rules that keep a journal honest, including logging the passes