To learn PIVOT (resistant support)
(this is merely ONE of the sword you can use in battlefield)
1. https://www.investopedia.com/terms/p/pivotpoint.asp
2. https://www.investopedia.com/terms/p/pivot.asp
3. https://www.investopedia.com/walkthrough/forex/trading-strategies/short-term/pivot.aspx
4. youtube: https://www.youtube.com/watch?v=OFD7GHuiPdM
5. youtube: https://www.youtube.com/watch?v=g1OTIckBG48