Scalping is good but not forever. This is the most dangerous and you will see a margin call. However you can use it if you are sure about your partner or you are sure about trends. Candlestick is the best for all that you can easily analyze trends and make big profits. And my trading strategy used to be the use of a bolinger band in addition to the RSI indicator but at the moment, I no longer use that indicator the truth is that sometimes, this indicator will fail so I now base my strategy on price action. I use a pivot point strategy and with a Fibonacci retracement