As the prices go up and down, the day trader must be alert as to when to sell his stock or wait for the moment to hold on it. Day trading is defined as the buying and selling of a security within a single trading day. Day trading is an extremely stressful and expensive full-time job Top daytraders have the discipline to follow their daytrading system rigorously, because they know that only the trades that are signaled by their system have a greater rate of success. Only invest money that you can afford to lose. Day traders usually set the goal of buying and selling the same stock in a day. Keep in mind a day-trader with a computer and access to the Internet already has access to a world of information. Not all stocks are suitable for day trading. If you are afraid that you will lose money, then day trading is not for you. The benefit of day-trading can be summed up with one word: control. You must believe in yourself when day trading. Day trading can be one of the safest forms of trading. A study in 1999 found that those day traders that made money the profits were made from just one trade. Does day-trading offer advantages above and beyond position trading? If you have an account which gets classified as a "Pattern Day Trader Account", it will require a minimum liquidating equity of $25,000. Trading successfully requires time, market knowledge and market understanding. Day traders use only risk capital, which they can afford to lose.