Boundary Line
Function Description: This function allows the user to create a boundary line based on the baseline layer, that can be expanded outward to a certain extent.
Steps
1.According to the facade drawing specifications, if you need to draw a range line, you should activate Draw Boundary 
tool in Facade Survey. Select a base line and you can choose to drag it or draw it out at the length of the boundary line. Enter a fixed value to define the boundary line, which will be drawn in an inline range graph layer.
