@Justin Rademacher look into a PM software like Hospitable.com or Guesty.

They gave notice, and I confirmed with their housing worker that they signed a lease on a new apartment. 

You willLearn a ton and understand the software systems and processes that are out there.

Reading your message just now, along with all the other insights, I've gotten on this post is confirmation of that.

I would contact the company that handled the 1031 for you to confirm this is the case. 

You will have to confirm your lot is zoned for such a project.

(My PM uses Rent Manager software, in case that is relevant.)Last year I manually input all the income plus every individual expense into an Excel spreadsheet, which I then sent to my CPA to prepare my tax returns.

If I can confirm the foundation of the property is solid and find the cause to the sagging floors, I would already feel 100 times better.As for the HVAC - as long as it's working and not showing any signs of dying, I'm going to be alright - especially if my cash flow looks really good!

They also helped checked our address to confirm it was ok for short term rental.

Putting together a business plan to raise income and lower expenses, thereby increasing the property's value is a strategy.Have you confirmed that your CU will refi at the new appraisal WITHOUT a seasoning period?