. The stock should be picked based on some logic. The logic needs some analysis. The widely accepted analysis are Fundamental and Technical Analysis. The Fundamental Analysis talks about the company.Though it is a strong one but getting information from company is very difficult.
Demand and Supply is the basis for Technical analysis. The input for Demand and supply is Price and Volume and it will be available to Retail or corporate investors. candlestick chart is useful for short duration trading .It gives the day opening and closing price to study the stock accurately.