The stock investments is one of the safest and easiest ways of making money in our times. It is even safer if it's online. All you have to do is finding a site like this one and deposit some money.
You buy shares from a new and promising company and that's it. If you buy shares, that company is obligated to give you dividends (daily, weekly, monthly) which means a long-term profit. Or, you wait for the price of shares to grow and then sell it for a better price. Some shares grow with like 300% which means a very big profit.
After the profit is done, you can reinvest your money or you can also exchange them. There are lot of making stock exchange online. It depends on the site you are registered in.

Stock exchange online is an online transaction of trade; in which shares are issue out from a company for investors to buy at lowest funds and later sell out at higher price. It is very important to know the profile of the company in which you want to buy shares from. Though some investors meet stock broker for them to carry out trading for them, but investor with knowledge of online stock exchange can do that on his own.