In addition, you still need to meet the IRS requirements for material participation in each property or elect to group themBased on what you say it sounds like it would be challenging for you and your wife to meet these requirements unless she gets involved in more real estate activities that qualify for REPS hours. ...

In addition you are sharing with cellular network, which gets priority.

@Cole DobbsIn addition, I may be able to help you and connect you with some key real estate investor players in the Houston, Texas market since I am an Investor myself that have done most of these real estate investing strategies and also an investor-broker who has helped over 400 investors like you. 

Even successful and furnished properties often need a refresh and at least some additional reinvestment due to wear and tear. - Production: Typically STR production on the Oregon Coast is +/- 10% of valuation.

Then we review the submitted file items and come back with questions or ask for additional documents it is a normal process.

These are professionals with additional training and a stricter code of ethics.

What I found was, yes it was nice have additional income, but each project seemed to always interfere.

The ways around that are to build a business around supporting their voucher and inspection program and spending no small amount of effort ensuring they are smoothly servicing your rentals. 

Here is a list of what adding ADUs in my CA market is typically a poor RE investment:1) The value added by the ADU addition is often significantly less than the cost of adding the ADU.

I underestimated utilities in my early years, so I ensure those are properly captured (electricity, gas, water and trash).