VA BUY:SELL points prevail when the VA RANK function hits high and low points. The purple number spinners, labeled "RANK:BUY" and "RANK:SELL", allow you to define threshold levels for stimulating buy and sell instances. Any time the VA RANK function pierces the threshold levels you set, the applicable tag (buy or sell) is generated, visible in the viewport as purple arrows. Click here to learn more about Insider TA's Volume Analyzer.