Do you have a Facebook business page?

All businesses can hit speed bumps during any growth period. 

Business justification of LLC-B --> This is can be a problem.

Would that lower our tax liability from other income we receive or no because this is purely RE and not an operating business?

As you progress your bookkeeping business, you'll likely want to learn how to export statements from a variety of property management platforms, as investor books are housed in bank accounts, spreadsheets, and a variety of property management and accounting software!

I’m pretty handy with tools and business minded.

Now you are telling me my critique of of your business model "gives you motivation".

I would greatly appreciate any guidance or advice starting off with this business model.

You're running a business and when you proactively do so, your tenants will know that you're holding up your end of the lease - and if they don't, they don't stay.Hope this helps.  

Full security deposit for a three month MTR is causing me to lose business and I need an alternative!