With this you may not cash flow, but you may be reducing your living expenses by having your mortgage more covered than you would! 

But you say "How lovely that would be" to be paid off and just collecting the rent, no stress.  

This effort will not only help to alleviate individual financial stresses, but when repeated by many our collective voice becomes so loud we can't all be ignored.

Resources that could range from interest free loans to tenant support resources you can suggest to your tenant.If none of those work out then maybe you can consider asking your lender to convert your loan to an interest only loan and reducing your tenant's rental amount temporarily to be able to cover the interest only portion instead of the full mortgage payment until the dust settles.All the best,

It doesn't make sense to lose $1,000 a month unless the appreciate is off the charts and making up for your losses.Sell it, even for a reduced price, and you'll automatically save $12,000 a year.

Managing multiple bank accounts would be stressful enough.I would just learn how to use excel and keep everything under one account unless you're scaling towards huge apartment complexes or 8+ units.As far as liability goes, just have insurance.

After reassessing the capital markets outlook, will be significantly reducing service fees.

It will reduce the cost tremendously which will lower rents overall. 

The loan money from my parents is coming from their relatively small life insurance policies (they have bigger ones) that simply reduce the death benefit by exactly what we still owe, and so my parents don't care if we pay the money back or not.

Seems you may be stressing over a non-issue.