Positive EV
Compare prices with fair-value estimates and inspect their assumptions.
8 articles
How to use Positive EVRead the fair-value estimate, configure the scanner, interpret EV and Kelly outputs, and check a worked example.How to remove the vig: no-vig fair odds explainedTo remove the vig, convert both sides' odds to implied probabilities, divide each by their total so they add up to 100%, then convert back to fair odds.How to use Soft linesSet a comparison source, interpret Edge %, inspect the expanded row, and troubleshoot filters or stale prices. Formerly Edge Finder.How to use the Parlay BuilderSet the legs, odds and books, read a parlay's price against its fair, compare what each book pays, and bet it or track it.The Kelly criterion for sports bettingThe Kelly criterion sizes a bet as a share of your bankroll from your edge and the odds. Most bettors stake a half or a quarter of it to absorb estimate error.What are soft lines in sports betting?A soft line is a sportsbook price that pays more than the market's fair price, usually at a book that is slow to move or prices a market loosely.What is CLV (closing line value)?Closing line value (CLV) compares the price you bet with the market's final no-vig price before the game. Beating it often is the clearest sign of an edge.What is positive EV betting?Positive EV betting means taking prices that pay more than an outcome's fair odds, so each bet is estimated to return a profit on average over many bets.