This article focuses on some lessons useful to make successful trading deals as of September 1, 2003. A trader should keep business strategies simple and stick by it. Traders should make money or limit losses. It is necessary to accumulate information and to determine what's relevant for a business deal. One should not risk too much capital on one trade. Markets are volatile and inefficient and can incite greed, fear, panic and frustration. Traders should learn to manage those emotions so they don't affect his or her decision making and make the trader abandon his or her business strategy.