A basic, yet overlooked area of analysis in trading is most definitely support and resistance in reference to price action.
At least 90% of traders lose money, and one reason is that they don't know how to identify support and resistance levels. More importantly, they don't even know that support and resistance levels exist.
This video will take you through a full demonstration of how and where to identify support and resistance levels on a chart.
Support and resistance levels are essential to a winning trading routine.