I've made it a part of my trading strategy to check for Divergence either or before placing a trade.
What is Divergence?
Now divergence is when the doesn't correlate with the price chart, meaning that price action and are not in sync.
What is it used for?
I use divergence to spot possible weakness or strength in the market.
I use it as an additional filter to determine reversals or pullbacks.
Remember to keep it simple and don't over complicate things.
Try out the on a 7 period, close on the daily time frame.
Upper Band: 80
Lower Band: 20