Support and Resistance

TOP-10 Support and Resistance Indicators
Fibonacci Levels.
Support and Resistance Zones Indicator.
Linear Regression.
Margin Zones Indicator.
Trend Lines.
Fair Value Gaps.
Stacked Imbalance Indicator.
Psychological Levels.

The basic strategy is to buy at the support level and sell at the resistance level, recognizing that these are zones of potential demand and supply changes. How does resistance work?