The techniques of investing in the stock exchange are relatively easy compared to other investment fields. Investment in the stock market does not require specific amounts to start investing in it, does not require special settings or equipment of any kind, and does not require specialized studies or long and in-depth economic experience. Follow up the movement of securities and distinguish some stocks with good activity in trading and then choose to start investing them without hindrance. Investments are also available to buy, sell and hold stocks of any length or short period without hindrance. Mechanisms are used to balance stock prices in various local and international stock exchanges. This stock in order to sell it later at a price higher than the purchase price, leading to a balance in the stock price and reduce market pressure due to increased demand or supply of this stock and thus disappear large price fluctuations.