This indicator can gives an alert when a candle purges a 3- or 4-candle swing high but closes below it (1). It can also give an alert when a candle closes below the last 3- or 4-candle swing low prior to the sweep (2).
How to: 1. Add indicator to chart chart of your desired timeframe 2. Right click indicator and "add alert 3. Decide the conditions for when you to be alerted (sweep or sweep+CM) and specify to be alerted on "candle close only" 4. Double click the chart and the indicator-window will be closed. (The indicator window has no value and should not be visible/taking up chart space)