Im used to get stuck with over-analysis in my early days, thinking every system was the best since the last piece of toasted white bread and vegemite!
I ended up taking the system with the least amount of effort, but with the highest strike rate. (EFFORT/TIME/STRIKE RATE/$PER DAY.
Stick to one main method as your bench mark, and I am sure your other methods have their place to, in other forms of selections for different types of bets.