I replied to your other question on the same topic yesterday, you can see link below.https://www.biggerpockets.com/forums/311/topics/1185109-va-a...

I posted a series of comments in this Bigger Pockets feedhttps://www.biggerpockets.com/forums/925/topics/1164202-folsom-could-see-over-500-000-square-feet-of-new-doctor-s-offices-and-medical-clinics

Great topic.

I will see your head-scratching and raise you a dire warning of a deep multifamily crash continuing - to the tune of another 20-30% in asset values, perhaps on average, in the US. https://www.biggerpockets.com/blog/multifamily-crash-to-cont...Great article! 

Also, you didn't mention it but I am also specifically not asking about seller finance, it is an option but not the topic of this thread.

There is a lot of material on the topic. 

Do you happen to have a resource where I can find out more information on this topic?

This could be ugly for people who own STR's in Hawaii.https://www.sfgate.com/hawaii/article/hawaii-short-term-rental-vacation-bill-19382321.php

If you find yourself second guessing your own preparation or dealing with more difficult topics such as a cost segregation, then it is probably a great time to at least consult with a professional.

Your friend building one house isn't even 1% of 1% of 1% of the housing inventory delivered. 2% is modular construction this article says.