When I first started testing this robot a couple of weeks ago I actually varied the lot size slightly from the actual recommended trading lot size by reducing and increasing them for the same periods of time. With the help of a managed Forex account you can be free of tensions. It simply analyzes the market data runs its calculations uses its interior mathematical models and presents you with an a recommended trading strategy. The spread is measured in pip which is defined as the smallest change in price based on the current conversion rates of the currencies under consideration. See more on Forex Auto System And Customize and Currency Trading Course Currency Exchange Horsetrading.