Investment in stock market become simple if you know what's the purpose of Stock Market...
So, what's the purpose of stock market?
Those who understand and know the answer, will earn handsome profit every time opportunity arise.
The main objective of the stock market is for those companies who need funds to raise funds (not fun) from a large pool of investors so that those companies can use the funds to earn more profit. If one find this kind of company, which we call it growing stock, the owner and the investors can make a handsome profit.
Investors can buy and sell shares in stock market, some investor would search for companies that they believe the market has undervalue due to market overreacts to good and bad news. Those who invest in this kind of company when the stock price is deflated we call them value investors.