Simple taking action is all it takes, even using the simplest of systems. Everyone has a system, some better than others. Who cares, it's taking action that matters. Then you are a winner.
Though there are numerous ways to trade, I still believe following Buy1Sell2's method is your best bet. I am a big fan of Bruce Babcock who passed away in 1998. I've read most of his stuff and it's very similiar to Buy1Sell2 advice.