I would call around to as many lenders as you can and just find one that you feel is the best fit and communicates well with you.

One client can tarnish your reputation online if you are being careless with it.

I wouldn’t say I am a Celtics fan but did go see one of their games when we lived there.  

There are ways to conduct a one-time restoration of benefits, or to restore benefits, but those require you to refinance the existing mortgage into a conventional loan, or no longer own the home, so they probably aren't worth it with your current scenario. 

However, I usually recommend adding a third entity to the structure, a so-called management entity ("Management Co"), an entity I think is often overlooked amongst investors. 

I do owe him 5k and told him the checks were ready for pickup but still no response  This is someone who probably will not respond, people that go silent are ones that are not willing to face the truth/cannot meet the expectations.

You’re borrowing against the equity in your home, so the money is not income but rather loan proceeds that you’ll need to repay.The pros of a cash-out refinance for most investors include the ability to build their portfolio and scale their real estate investment business.The cons could be trading a lower interest rate for a higher one and increasing your loan-to-value (LTV) ratio.

Based on your questions above and this one, sounds like it would be beneficial for you to have an Architect on your team initially to go over all the processes for your build in your area.

I told him I would need all parties that signed the lease to sign a one page amendment taking him off.   

The average tenancy is 3 to 5 years and then over 50% move into one of our other properties.