Line shopping
Line shopping is comparing the price for the same bet across bookmakers and taking the best. Over many bets, a slightly better price makes a real difference.
Example
The same home win at 2.10 and at 2.20: over 100 winning bets of 10, the better price pays 100 more.
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Related terms
Bookmaker margin (overround)A bookmaker’s margin, or overround, is how far a market’s implied probabilities add up past 100%. It is the built-in edge the bookmaker holds over the bettor.Closing line value (CLV)Closing line value is how the price you took compares with the last price before the start. Beating the close regularly is the best early sign of a real edge.