To trade stocks is to buy and sell stock or shares in order to profit from the sale. It is always best to buy when the stock is at a low price and sell when the stock's value goes up. The risk comes in because often it is difficult to know whether values will go up or down.

In order to make a prediction, stock traders will read the company information and inquire as to its performance in the recent months as well as the general pattern the stock values have been following...