A price action indicator will help you determine the price action of an equity, which may be that price tends to move a certain length to the upside before moving down, or that it moves more on one day than another. Price action is something to really sink your teeth into and understand for your investments.
An example of price action is in range bound trading, which clearly has a defined support level and resistance level. The price action indicator could help determine if price is going to continue to honor those levels. If you follow a particular equity for a certain length of time, you can begin to understand the price action during certain situations.
Some great tools to use with price action indicators would be oscillators, which cycle up and down with the movement of the stock or equity. Other tools to use could be Bollinger Bands or standard deviation levels, as all of these could give you an increased edges in your predictability of the market.
If you get stick or need instruction, first search the Internet because there are many websites and videos that can show you how to properly implement these tools. Take time to get to know them on a demo account, trying out new things. If you get stuck, reach out to an investing community and bounce ideas off of them as they can give you real time feedback. If in the end it still doesn’t work out, then at least you have the knowledge in the back of your head incase you need it later down the road.
Price action is important to understand as it can help you better identify trends and how a stock moves in relation to certain situations. Hone in on price actions to give yourself a better edge and at least get a better feel for your chose equity.