I've worked for an online bookie. I've also worked for an outfit that bets (on horses mainly). The online bookie will indeed ban or limit winning accounts or a

I've worked for an online bookie. I've also worked for an outfit that bets (on horses mainly). The online bookie will indeed ban or limit winning accounts or anyone they suspect of cheating or betting smartly. Anyone betting large amounts dumbly gets taken out to nice dinners etc. The company that bets on horses bets using exchanges, because bookmakers would tend to kick them out. The abstract of this paper is pretty much 101 to those guys who do some advanced stuff I can't talk about to make predictions. Good luck!