I really want to get my interest protected ASAP!

You also have an insurance policy and builder warranty that protects you once the home is built.

Further, you’ve never even mentioned using third party foreign asset protection trusts domiciled in Nevis in your post which shows you’re withholding information vital to success in the note business.  

The goal was disguised as helping protect "the little guy" but it was really to keep FHA buyers out of higher cost desirable 3-4 unit properties in high-cost areas. 

If you are in a neighborhood with a higher crime rate (C neighborhood), make sure to protect the AC units by putting a cage over them to prevent theft.

Forming an LLC can be a great way to explore this and provide protection for your other assets.

If not probably good idea to install to protect your foundation. 

This probably provides an adequate level of protection for Freddie.It’s a concept that is hard to swallow.

But if it’s more substantial, like protecting the floor and adding years to its lifespan, then it’s likely an improvement, which means you’d need to capitalize it unless you can use that safe harbor.

Yes, your parents can take out a HELOC on their paid-off home to help fund your BRRRR, but it’s smart to have a contract in place to outline repayment terms and protect everyone involved.