How to visualise perspective floor- and sectioning plans in 3ds max

How to create/visualise perspective floorplan (object property: visible to camera: off)

Settings: in top view, change to perspective, “show safe frame”, use “cap hole” modifier to close “cut” objects

How to create/visualise perspective sectioning plan with “slice modifier”: use selection filter “geometry” and create “selection set”

Add and how to use “slice modifier”