Use a service like TurboTenant or Avail......

Having a lease in place will help you as well - some lenders won't refi a vacant property.For your refi, you're usually looking at 75-80% max LTV with a debt service loan.

Very good resource for getting set up with STR property managers, cleaning services, realtors, lenders, etc. https://www.getchalet.com/

I like the tub (it wasn't cheap, about 12 grand) but there's not great service options where I live and not sure if I would get it again since I mostly have to take care of it. 

There are also additional costs of operating and maintaining an LLC, like separate bank accounts, annual report filings, tax filings, etc.2.

In addition, we pull our own comps and use Lightning Docs to generate our loan documents.

This could cost around $500 to $1,500 per unit, depending on the size and complexity of the project.Certifications: There may be additional costs for certifications (such as HERS ratings) or third-party testing to verify the energy efficiency of each unit.For a 90-unit project, you could be looking at costs in the range of:$45,000 to $135,000 for energy modeling and certification (depending on the cost per unit).For a 112-unit project, the costs would likely be:$56,000 to $168,000 for similar services.Tax Credit Calculation:If you meet the energy standards, you can claim up to $2,000 per unit.

OP it’s a good idea as long as you tie the investment to the military or civil service market.  

Interest rate on the home is 2.6%, so I don't want to pay down the loan with the additional income coming in.

Owners mistakenly ASSUME all PMCs offer the exact SAME SERVICES and PERFORM those services EXACTLY THE SAME WAY, so price is the only differentiator – so, they often select the first PMC they call or that calls them back!