Bars with positive MACD histogram value and closing above VWAP are colored, long positions should be taken in areas made of those bars.
Similarly, bars with negative MACD histogram value and closing below VWAP are also colored, short positions should be taken there.
This indicator by default should be a part of your trend following trading system.
In the setting you can change colors Above grow: positive and rising MACD histogram value Above fall: positive and falling MACD histogram value Below fall: negative and falling MACD histogram value Below grow: negative and rising MACD histogram value