What a great portoflio --- sounds like taking one of them and adjusting the calendar should be enough of a test.

I know an LLC is not necessary to invest in rental properties, but I’ve decided this would be a better option for me in the long run.

Ok and what is the holding company holding? 

Made a response to another post. 

There really isn't enough information here for someone to give you a proper answer.What you need to do is calculate those tax savings over the next 5-7 years (or however long you plan to stay in the house) vs. what the interest rate reduction will save you over that time period.

The click on / locking type seems like what most investors use, but repairs seem difficult without having to re-do a large area. 

I currently live in Western WA but am looking to make the move to Eastern WA, specifically the Spokane Valley area.

Welcome to BiggerPockets!

Hello I like to go by Rhyse online!

Any tips or pointing me in the right direction will be greatly appreciated.