: These allow bookies to monitor betting patterns and set limits for individual accounts [13].
: A successful bookmaker aims to have an equal amount of money wagered on all possible outcomes [12]. If too much money comes in on one side, they shift the odds to encourage bets on the other, protecting themselves from a massive loss if the favorite wins [14]. Tools of the Trade
The term "bookmaker" comes from the literal practice of recording wagers in a physical book to track liabilities [10]. Today, the process is a sophisticated blend of data science and risk management.
In the high-stakes theater of professional sports, the bookmaker is the director who never steps onto the stage. Often shortened to "bookie," a bookmaker is an individual or organization that accepts bets on the outcome of events , from horse racing to political elections [12]. While bettors focus on who will win, the bookmaker focuses on a different goal: balancing the scales [12, 14]. How Bookmakers Build the "Book"