Did you use a hard money loan for this? 

Maintenance and potential repairs will also require a long-term financial plan and setting aside a contingency fund for such expenses.The steady cash flow, appreciation over time, and tax benefits can make a meaningful difference to your wealth in the long term, especially with the principal paydown on the mortgage.However, if managing the property from a distance feels too burdensome, or if you’d prefer the certainty and flexibility that comes with having less debt (especially given the high mortgage rates), selling and using the $100,000 in equity to reduce your loan for your next home may be the smarter move.

If you are going to be an owner-occupant, want a low down payment, and are planning to do a renovation, the FHA 203k and Fannie May Homestyle loans are your best optionsHow do you know the property is currently upside down on the mortgage? 

Refi the house so they can continue to live in it, they will get the best loans on their primary residence.

Possibly using mortgage/home equity loan on one unit we own to buy an extra one.3.

It was 50K loan for 6 months at 20% interest.

After seeing the power of financing and understanding how loans can help make real estate deals like this happen, I knew I wanted to be a part of it professionally.

You have a decent loan on the place that you won't be able to replace from a cashflow standpoint.So keep at it. 

Quote from @Jarrod Ochsenbein: I purchased an existing Padsplit with a DSCR loan. 

You need two years of steady income before you can qualify for a loan.