Archicad Tip - Cutting Holes in Morph

There are a number of methods to cut a hole in a Morph Element in Archicad. Such as by drawing: - a box on a selected Morph, through the pet palette Pencil icon - a rectangle on a selected Morph, then using Push/Pull - a second Morph and extruding, and using the Boolean operation Subtract - a Beam (or similar), and using Merge Elements - or by using Solid Element Operations (but not demonstrated)