"Kingdom buildings" means Kingdom building right?
If there's a segment about that, and the different aspects of a kingdom and how to make them function, that would be a nice continuation from the "kingmaker" campaign.
I know at least two people I usually play, with who would be Hugely into...
This is a very cool idea, I'll be sure to check in on it. :D
I'm not currently running a campaign, but when I do again, perhaps I'll have some requests. :3