This is an SMA based indicator. It gives a sense of long term behavior of the asset to make a reliable trade setup
How reliable is your asset to trade without gambling? Is there a reliable trend?
Is this price dip an opportunity to buy?
Is this price spike an opportunity to sell? Or would you avoid buying now and rather wait a bit for prices to fall down to a more reasonable level?
You can recognize all of those points on this indicator. The best to do is to look at the prices and patterns on the indicator to learn about those points.