It's kinda gambling right? This guy runs everything. I'm going to put it into a google spreadsheet link for you to read:
https://docs.google.com/spreadsheet/ccc?key=0Ahw8nKcbgPZcdG1oczBIMkRwblF5aUstNk5lTEdUSmc#gid=4
Calcutta and squares is some serious cash making odds
https://docs.google.com/spreadsheet/ccc?key=0Ahw8nKcbgPZcdG1oczBIMkRwblF5aUstNk5lTEdUSmc#gid=4
Calcutta and squares is some serious cash making odds