Open to Below

[eaglebird]

I'm pretty new to this program and am having trouble trying to figure out how to create an open to below floor plan. With two levels, I would like to be able to see part of the lower level from the upper level, like a great room. Thanks for the help in advance.

[Katalyst777]

Article Number 210: How do I use "Open Below" to define an opening to a lower floor such as for a loft?

[eaglebird]

thank you