Any investing strategy can work including adding bedrooms, but it comes with slicing and dicing up units that increases cash flow but decreases quality living space, and decreases the quality of the tenant pool.I like B+ class units with tenants that care about their credit score.

Do not buy anywhere if the state or metro populations are static or decreasing.

But most importantly (b) I get a strong sense your the personality who NEEDS it to be away, so you don't sit and fret and hover on it all the time, which you will if it's close by, and ironically being a "helicopter landlord" is what will greatly increase tenant issues, not decrease them. #2 - PM use is a MUST.

Since they use an additional personal A/C does that  mean your A/C is inadequate (???)

Why don't you decrease the purchase price? 

Although service members who are already here will not see a decrease in their BAH, those moving to Hawaii or experiencing a chance in status (Marriage/Divorce) will see their rates drop.

In general, I think you'll find that as the area quality decreases, your headaches increase (and increase at a disproportionally high rate).

Switching to the more expensive faucet did not increase the rent or decrease the time to rent.

Dayton, Cleveland, and Cincinnati tend to not appreciate anywhere near to Columbus because it’s decreasing population.

As a number of insurance companies pull out of certain states, the supply is decreased significantly, and thus the insurers that remain are able to charge substantially more.