A cool feature in OST was that when you counted doors it would discount sqft of the desired take off to be as competitive as possible in your take offs.

https://www.youtube.com/watch?v=NyxOkRbhlNw&t=2161s
Hey Juan, thanks for the feature request and the video explaining this! This is on our radar now 🙂
There are ways to get the same result in zzTakeoff now.
I made a quick video to show one way of doing the deduction for doors.