Some business owners have found success hiring assistants from South America, benefiting from similar time zones and language capabilities.The turning point for me was enrolling in a course on hiring and managing virtual assistants, created by Anna Li.

Once she moved out a couple years later, we hired a property manager and they have been great. 

I would like to bring in a mortgage servicing company to manage the payments.

The value add on this deal is in the MANAGEMENT and OPERATIONS.

The fact that such huge portion of currently sold homes are cash transactions means a ton of foreign cash, hedge funds , holdings and investment management management firms like Black Rock snatching those properties at highly inflated prices.

Active management, however, can be seen as employment, which you might not be permitted to do.Forming an LLC: Forming an LLC itself is not typically considered employment.

That is definitely your best bet... they will help you connect with a property manager, attorney, and contractor if needed.

I am a licensed local property manager in the greater Asheville NC area and looking to  locate PM's in the area who may be looking to retire from the business and sell their book of business. 

With Fidelity you can also invest in their Zero Funds which don't charge management fees.

Things like this can be relatively low cost low risk propositions if managed well but can set your units apart from others who don't offer these things.