No matter who you are or how good you are at forex you will always need to have a trading plan. The good traders who get to be the expert raiders do to jsut trade without a plan. When you have a plan you become organized and you are able to make better and well informed decisions. A trading plan saves you from making the sma mistakes that smot for the newbies make because of their emotions. if you do not trade with a plan then you will trade with emotions and that's what makes most people fail in forex trading. You need to know when to start and when to stop and the only way you can do that is if you have a plan. It will save you from a lot of trouble.