I Want to Be a Bookie! If you are seriously interested in becoming a bookie then it is important to know how much money one should have in order to begin this business venture. Truthfully it really doesn’t take much money to get started but it is always good to have some type of bankroll before you begin because you need to be prepared to pay your players if they win. How Much Money do I Need? The exact amount of money that you will need to become a bookie can actually vary and that mainly depends on how many players you plan to have betting with you and how much you plan to allow them to wager on each game when you begin.