Based on some of and the array of questions, if you do require actual professional help  @Katie Balatbat might be a resource

This is really rare though, vast majority of unpermitted additions go unnoticed and i would say a 3rd of the single families I sell have some sort of garage conversion or something unpermitted. 

He spent over 2 hours on a call sharing his vast amount knowledge based on his experiences, being a property manager and investor himself in the Indianapolis market for over 30 years.

If you're looking to leverage a mortgage, plan on a 25% down payment for a condo/townhome... the vast majority here are non-warrantable. 

A modest number (overall) of extremely affluent people moving into an area in vast numbers (proportionally) over a short period of time may well be able to buy the few homes that go for sale at insane prices...

As only two titles out of nearly 40 cover this topic, the "heavy promotion" has to do with the recent launch of this title, and not an ongoing emphasis from BiggerPockets on promoting creative finance above and beyond the fundamental "normal" real estate investing that we cover with the vast, vast majority of our content.  

Or is it because the land is vast and considered cheap ??? 

20 minutes from Bachelor, and the vast majority of my winter guests are going there daily. :)  

For example Birmingham and Milwaukee is vastly different in term of city regulation related to the rental.

You can also do the math pretty quickly compared w/ prior videos of his that shared his overall revenue and see that the VAST majority of his income comes from teaching, rather than doing.He did $57k revenue last year on a 3br view cabin in Gatlinburg.