I don't know how many (if any) local lenders would specialize in esoteric lending vehicles like an IRA LLC, but I'm guessing a big bank (i.e.

Over the long haul, I believe there is no better investment vehicle.

That combined with a properly maintained entity provide you very good security for all of your assets including your bank accounts, your investment accounts, your personal house and your vehicles - not just your business.  

I want to get an opinion on my potential investment of a commercial vehicle.

Other option is to park commercial vehicles on the lot you can get $100 per space if it's a big enough space to hold a van with ladders etc.  

I will also shop around myself to compare vehicles out there other than the servicing company I am using.

You need to have language in the lease and renewals so that you can dispose of it however you wish as it is considered abandoned instead of having to store it, with some exclusions on motor vehicles and medical items.

I reached out to the city's vehicle abatement office and they told me that since the car is on my driveway, they can't do much.

As Brent correctly pointed out, there is a lot you need to watch out for in Turnkey - and that comes from someone who obviously loves it as an investment vehicle.

I put a nice chunk of cash into both but I want real estate to be my main retirement vehicle.