I'm using Home Designer Architectural 2023, and I'm working on a house plan that features multiple roof types (gable and flat).  Accurate structural details are not required as this is only for visual representation.  Using a combination of information from the forums, knowledge base and sample plans, I've come real close to getting a good representation.      The gable roofs are to be metal standing-seam and the flat roof sections are to be membrane.   As far as I can tell, the softwa