It may be suitable when it is not possible to use the main indicator with the "overlay=true" attribute.
For the script to work, the input signal must be "1" for BUY and "0" for SELL.
Alternative words: transmit signals, send, connect, broadcast, copy signals, duplicate.
You can change display style:
You can use alerts:
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.