in the ‘door selection settings’ it is not possible to provide a corner connection as is possible in the window settings. Hopefully, this will be provided in a next Archicad version     

What would also be convenient in Archicad (and this is possible in Revit), is that you can draw a local “region view” in the floor plans where you can set the “floor plan cut plane settings” separately for this “region view”. (Useful for example if t...