Buying and selling of stock is called stock trading. Those who invest in stocks and trade in stock are known as traders. Traders can earn quick bucks with stock trading. Stocks are bought and sold in stock exchange. Companies register themselves in stock exchange to raise their funds. Traders have many options to trade. They may trade in commodity like gold, silver, aluminum etc. This type of trading is called commodity trading. Trading in stocks of different companies is called stock trading. Some Investors also buy the stock and sell on the same day. This type of trading is called intraday trading. Traders take help of advisory firms for accurate generation of stock future tips, intraday trading tips, commodity tips etc. Money Classic Research is one of the best advisory firms.