There might be some hoops to get through with conventional financing with your income situation, but if that doesn't work, you could use a debt service loan.

I currently don’t have the financial ability to invest additional funds into it.

I wouldn't suggest you buy a single-family home to live in because the additional cost outweighs the benefits.

Quote from @Eamon Conheady: I was purchasing a multi family through an IRA LLC and was utilizing debt to finance it, requiring a non-recourse loan.

Also, here's an article with additional FAQs on cost segregation studies that you may find helpful.

If the water bill is $100 a month, increase the price by 20% (or whatever you decide is fair) to compensate you for the time required to split and bill and to cover additional use when tenants squander the utility.

I'll look into VRBO as an additional platform as well, thank you!

Also, do you have enough equity that if you sold one you could pay down most of the debt on the other 3?

Please keep pushing and sharing your progress. we are enjoying seeing your success in addition to learning how to pursue and analyze deals in different market sectors before blindly buying and learning the hard way.

Investigate what (if any) additional fees that they charge for handling evictions, and find out whether they go to small-claims themselves, or hire an attorney.