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The math behind sharp betting
Closing line value, +EV, de-vigging, staking. The concepts that decide who wins long term, explained plainly and put to work in the product.
Betting calculatorsHow to Convert Odds Formats and Read Implied Probability
Decimal, American and fractional odds are three ways of writing the same number: a probability. Learn the conversion formulas, read implied probability in your head, and see why the numbers add up to more than 100 percent.
Read articleHow to Profit from Sharp Opening Odds
The opening line on a sharp book is the least-tested price in the market. Learn two ways to turn it into an edge: back it early before it corrects, or use it as your fair reference to beat soft books.
Read articleWhat Is Closing Line Value (CLV)?
CLV is the one metric that measures betting skill before your results catch up. Learn what it is, how to calculate it, and why beating the closing line predicts long-term profit.
Read articleWhat Is Value Betting (+EV)?
A value bet is one where the odds are higher than the true probability. Learn the expected value formula, how to find +EV bets from the fair price, and what realistic returns look like.
Read articleHow to Remove the Vig and Find Fair Odds
The vig is the margin baked into every price. Learn how to strip it out, turn odds into true probability, and find the fair no-vig line that shows what a bet is really worth.
Read articleBankroll Management: Flat, Kelly and How Much to Bet
Bet sizing decides whether your edge survives variance. Compare flat, percentage and Kelly staking, learn why pros use fractional Kelly, and pick a stake that won't blow up your bankroll.
Read articleLine Movement Explained: Why Odds Move and What It Tells You
Odds move as money, information and risk hit the market. Learn to read line movement, spot steam and reverse moves, and see why the gap between the opening and closing line is where value lives.
Read articleHow to Track Your Bets (and Which Metrics Matter)
You can't fix what you don't measure. Learn what to log for every bet, the difference between ROI, yield and turnover, and why closing line value is the metric that shows your edge first.
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