What Is Expected Value (EV) in Betting?
What does EV mean in betting? Learn the EV equation, how expected value is calculated, and how to find +EV bets with a mathematical edge over bookmakers.
Betting Intel
The maths, the markets and the methods — practical guides to horse racing value betting.
How to Find Value Bets in Horse Racing
Finding value bets is the core skill that separates long-term profitable bettors from everyone else.
Fractional vs. Decimal Odds: The Simple Conversion Guide
Fractional odds (5/1) or decimal odds (6.00) — what's the difference? Simple conversion guide with examples, plus why professional bettors prefer decimal.
The Importance of Staking: Why Bankroll Management is Key
You can have the best betting model in the world, but if your staking is poor, you will eventually go broke.
Interpreting EV: What Does 120% Expected Value Really Mean?
EVs in betting explained — what does 120% EV actually mean for your returns? Learn how to read EV percentages and why they matter for long-term profit.
Managing Variance: How to Survive the Downswings
Variance is the rollercoaster ride of wins and losses. Learn how to handle the inevitable downswings.
The Math Behind the Magic: How vibeodds Calculates Fair Odds
We explain the methodology we use to generate the most accurate pricing model in horse racing.
Using the vibeodds Selections to Analyze Your Long-Term ROI
If you don't track your bets, you are gambling, not investing. Learn how to optimize your performance.
The Impact of Non-Runners on Expected Value
Understanding how Non-Runners affect Expected Value (EV) is a hallmark of an expert bettor.
Advanced Staking: Comparing Kelly Criterion vs. Fractional Kelly
For advanced bettors who want to maximize growth rate, there is a more aggressive mathematical approach.
Why Odds Drift: Analyzing Market Movements
Why do prices move? Is a drifter always a "bad" horse? We analyze market movements.
How Betting Exchange Odds Work (and Why They Matter)
Betting exchange odds are the closest thing to true odds in horse racing. Learn how exchanges like Betfair work, what back and lay means, and why exchange data is the benchmark for finding value.
How to Compare Odds Across Bookmakers
The best odds in horse racing can vary by 20% or more between bookmakers. Learn why odds differ, how to shop for the best price, and how vibeodds compares 11 bookmakers in real time.
Each-Way Betting: When It Adds Value
Each-way betting explained — what it is, how the terms work, and when it offers genuine value in horse racing. Learn to calculate EV on the place part and spot hidden each-way value.
Understanding Overround: How Bookmakers Build Their Edge
Overround is the hidden margin bookmakers build into every market. Learn how to calculate it, how it varies between bookmakers, and why understanding the vig is essential for value betting.
Rule 4 Deductions Explained: Why Your Winnings Just Got Smaller
What is Rule 4 in horse racing? The full deduction table, worked examples, and how non-runners change what your winning bet actually pays.
How Many Places Do Bookies Pay? Standard Terms and Extra Place Races
Standard place terms by field size, why the boundaries matter, and how extra place races became the most reliable source of each-way value.
Best Odds Guaranteed (BOG) Explained: How It Works and When It's Worth Something
BOG pays you the bigger of your taken price and the SP. What it's worth over a season, the standard conditions, and how it changes value betting.
Ante-Post Betting Explained: The Rules, the Risk, and When It's Worth It
Ante-post means big prices with one brutal condition: non-runner, lost stake. How the format works, what NRNB changes, and when the trade-off pays.
The Going Explained: What Ground Descriptions Mean and Why They Move Markets
Firm to heavy: what every going description means, how ground preference works, and how going changes create non-runners, drifts and value.
Handicaps in Horse Racing Explained: Ratings, Weights and Why Most Races Work This Way
What is a handicap? Official ratings, how weights are set, the well-handicapped horse, and why big-field handicaps are where the betting value lives.
Early Price or SP? When to Take a Price and When to Wait
Early price or starting price? When taking a price wins, when waiting wins, what beating SP is worth, and how BOG collapses the whole decision.
Lay Betting Explained: How to Bet Against a Horse
Lay betting means betting on a horse to lose. How liability works, why the exchange lets you play bookmaker, and where value laying comes from.
Draw Bias in Horse Racing: Why the Stall Number Matters
What draw bias is, which courses have it and why, how pace creates false biases, and how to use the draw without fooling yourself.
Dutching Explained: Backing More Than One Horse in the Same Race
Dutching splits your stake across several horses for equal profit whichever wins. The staking maths, worked examples, and when it beats a single bet.