It's tough to see your property sit vacant, especially when you've invested in renovations and are pricing it competitively.I feel you should re-evaluate your management company,If they're consistently pushing for lower rents without providing clear reasons or alternative strategies, it might be worth considering a change.

One component of our communication consists of monthly news updates on the portfolio and individual site performance, which are uploaded to our investor portal, including monthly reporting of financials and individual facility performance.

They apparently do not have time to verify permits (under what criteria units were added or that the work was even done with a permit).To the OP, I fear your property will consistently appraise low when obtaining HELOC or refinancing and that a re-appraisal will not reflect what you are seeing of homes being appraised with an agreed upon negotiated selling price.I am not saying this is the way it should work. 

Become great at systems and processes because that is really the only thing that makes investing work consistently.  

Do you have enough time in these that you can show consistent trends in expenses and vacancy rates? 

Transparency always wins.3)Make sure to have mattress and pillow protectors, top-notch cleaners that take pictures of every sheet as they lay it before guests get there, and consistent pest control.

But first the backstory….My father immigrated to this country over 30 years ago and has been able to acquire 4 properties in that span. 1 family home in long island, two 2 family homes in Queens and 1 vacation home in his country.

Hiring a good property management company who's on top of things, or ensuring you or someone else you hire put aside additional time for property inspections on a more consistent basis.

If you consistently analyze properties, recognizing a good deal will be much easier when it shows up.

For now, enjoy the project, but consider transitioning to a vacation rental later for consistent income.Overall strategy..Balancing multiple properties is challenging, so leveraging property management for the rentals would be wise.