Retrofitting spray-in insulation doesn't, but usually eliminating all of those big open spaces eliminates or severely reduces condensation.

Why did no one care when about a dozen different investment vehicles, included some affecting real estate, were eliminated from 1031 exhanges back in 2018? 

Much simpler that way since they eliminate the risk of tax sale or penalties and late fees.As a smaller investor that can pay more attention to individual assets, I consider more aspects than just the risk of the tax sale.

In my parents city, they require a 6 inch set back to eliminate the risk of it accidentally going over an inch or two.

With this structure a special purpose IRA owned LLC is used to make the investments which allows you to bypass the custodian, eliminate transaction fees and have "checkbook control" over your IRA3.

The purpose of house hacking is to gain the benefits of reducing / eliminating your housing expenses, along with the other benefits of owning real estate.

@Jaron Walling I’ve done some research, and I believe my home would rent for $1350-$1400.I currently have PMI, but I believe that my bank will let me eliminate mortgage insurance if I pay for another appraisal (hopefully).

Many people use house hacking to minimize or eliminate their housing expense.

Guessing I would not be doing this unless a multi year lease was signed where the eliminated vacancy expense was greater than the cost of the security improvements.

Since you mentioned creating obstacles to eliminate applicants with entitlement attitudes, what other hurdles/obstacles would you put in place?