Monte Carlo 1st round, Betting systems

Taking the favs: -2.61 units
Taking the underdogs: -1.37 units
Taking the higher rank player: -6.83 units
Taking the lower rank player: +2.86 units
Taking the lower rank player who is at most 20 ranks lower: +3.85 units
Taking the lower rank player who is at most 40 ranks lower: +4 units

To be continued...