Scalpers will often look for additional confirmation from indicators such as the volume indicator and also wait for price to break out of the flag to signal that the pattern has completed. Yes, scalping involves short-term trading and is completely legal and allowed by exchanges and brokerages. Better yet, superimpose the additional bands over your current chart so that you get a broader variety of signals. The bottom-most candles with almost the same low indicate the strength of the support and also signal that the downtrend may get reversed to form an uptrend. Traders who utilize scalp trading are known...