Picture 1: Explanation about indicators.
LinearRegSlope indicator fluctuates a round a zero line.
It display for things:
1-When the line is below zero line and is pointing down, trend is absolutely negative. Candles are below the center of the linear regression line.
2-When the line is below zero line and is pointing up, trend is negative. Often Candles are above the center of the linear regression line.
3-When the line is above zero line and is pointing down, trend is absolutely positive. Candles are above the center of the linear regression line.
4-When the line is above zero line and is pointing up, trend is postive. Often Candles are below the center of the linear regression line.
PICTURE: TREND TRADES