Now though, it’s a real issue because it’s affecting my rental income.

Although we didn’t have a move in move out list at the start of the lease, we have all the communication from the beginning to prove that they reported every issue and we took care of it.

Older buildings can be an issue, we had to put some spray foam around the heat pipe entries. 

I will check with my city officials on this issue as they've likely had experience with VRBO and ABB

This is not legal advice please consult with you attorney).Consider a step-by-step process increasing the pressure on the tenant with each step while accumulating documentation (which will be needed in Eviction Court):As per the prior comment, first contact the State Agency sponsoring/funding the Section 8 payments and document for them all the issues to see if a resolution can be reached.

—————-Thanks Michael,I was actually thinking about the same issue with the capital gain.

The issue with someone porting into your area from someplace else is that they almost never have income when they move. 

This means expect tax increases, expect HOI increases, expect tenant issues, PM issues, capex issues, everything in between.

You or contractor/handyman come out and diagnose issue and order part.

This is an older home that could potentially still have maintenance issues.