How to trade BOLLINGER BANDS?
Buy: When the price approaches the upper band of the channel, a downward movement is possible
Sell: When the price is at the lower band of the channel, an upward movement is expected
Narrow channel: If the channel is narrowing, a breakout is expected and a new trend begins
How to get: Go to Tradingview.com website, go to the chart, open "Indicators", then search for "Bollinger Bands"