We do co-living for the main stream. 

I am mainly a buy-and-hold Investor for this reason.

.- Phase 2 (April 1, 2022)Applied to all remaining existing policies, transitioning them to the Risk Rating 2.0 methodology upon renewal.The new system replaced the decades-old approach to calculating flood insurance premiums, aiming to provide fairer and more accurate rates based on individual property risk.Before Risk Rating 2.0, flood insurance premiums were mainly based on whether a property was inside or outside a designated flood zone and its elevation on a map. 

I needed to read this because I find myself going back constantly on my property criteria so my main focus is house hacking my way to least 5 .

As you're doing your research, the main difference you will find with a Commercial versus SFH/MFH is the due diligence time constraints. 

I mainly use LLC's taxed as partnerships. 

But, primarily my main business is remodel work. 

My business partner and I have a monthly fix/flip forum we hold in Scottsdale and mainly just work with flippers/investors. 

This would allow you to sell a property you had purchased with the intent of holding for productive investment use. 

However, because the HELOC's intent is for the rental property you own...you are allowed to take the mortgage interest on your Schedule E.To your second question, the answer is Yes.