Learn the Language of Smart Betting
12 terms — from first principles to advanced strategy. Understanding these concepts is the foundation of profitable betting.
Expected Value (EV)
The average return you can expect per bet over many repetitions.
Closing Line Value (CLV) — Why It Beats ROI
The honest scoreboard for a betting model. CLV proves edge in weeks; ROI takes years.
Kelly Criterion
A formula for sizing bets to maximise long-run bankroll growth.
Value Betting
Consistently betting when you believe the true probability exceeds the bookmaker's implied probability.
Poisson Distribution
A statistical model for predicting the number of goals in a football match.
Expected Goals (xG)
A measure of shot quality: how many goals a team 'should' have scored based on their chances.
Both Teams to Score (BTTS)
A bet on whether both teams will score at least one goal each.
Over/Under (Totals)
A bet on whether the total goals in a match will be above or below a line (most commonly 2.5).
Odds Movement
How bookmaker odds change from opening to closing, revealing market opinion shifts.
Bookmaker Margin (Vig / Juice)
The built-in profit the bookmaker takes on every market, embedded in the odds.
ELO Rating
A dynamic team strength rating that updates after every match based on results.
Bankroll Management
The discipline of sizing bets to survive variance and grow wealth long-term.
OddsIntel applies these concepts to every match. See them in action on the matches page.