Strategy guides
The math behind every Krok Odds tool. Long-form, no fluff, written for AU bettors.
Tracking guide · 6 min
Closing Line Value (CLV) — The Only Honest Edge Metric
You can't prove a +EV strategy works from win/loss alone — variance is too heavy. CLV measures whether you're consistently beating the market's eventual price.
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Methodology guide · 7 min
Devigging — Removing the Bookmaker Margin to Find the True Line
Bookmaker odds bake in margin. Devigging strips the margin off so the remaining probabilities sum to 100% — that's your "true line".
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Bankroll guide · 7 min
Kelly Criterion — Sizing Positive EV Bets
Kelly is the bankroll-optimal staking rule. Full Kelly maximises long-run growth rate; fractional Kelly accepts a smaller growth rate to massively reduce variance.
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Strategy guide · 8 min
Arbitrage Betting — Finding Surebets at Australian Bookmakers
Arbitrage locks in a small guaranteed profit when two or more bookmakers disagree enough that you can back every outcome. Execution risk is the entire game.
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Strategy guide · 9 min
Positive EV Betting — A Practical Guide for Australian Bettors
Bet on price, not on teams. Positive expected value is the only sustainable edge available to retail bettors at Australian bookmakers.
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Looking for definitions?
For short-form term definitions and quick references, see the glossary. For data sources and formulas, see the methodology page.