We'll there's lot for you to read to have at least learn something in predicting the price actions. Aside from learning the technical analysis from charts, there are still some complexity in it. Learning about OBV is one of the simplest way to do it. Another thing is the A/D Line. However, these are just tools for you to decide if you want to jump in or not. These tools are there only to provide you the probabilities and that's not certainties. And lastly, learn to earn more.