There are quite a number of things that can make utilizing an FHA loan more difficult such as more barriers during appraisal, appearance of low qualification/little cash, typically longer closing period, likely higher interest rate, and PMI cannot be dropped without a refinance if 3.5% down.That said, just chain 5% down conventional loans, and make sure your duplexes pay for themselves.  

@Samuel Kim Your wife can meet the 750-hour test for Real Estate Professional Status (REPS) by actively managing your 9 rental properties, but careful planning and documentation are essential, especially with low-maintenance new construction.

Those rates would be low in my area by half .I do service work , the clock starts ticking when the truck leaves the shop and doesnt stop until the truck and men return .

I own a 200 year old house that has a very low cost of repairs and maintenance over the 4 years I've owned it.

During the 2008 financial crash, low paid, low skilled workers were laid off in droves.

If you had priced it 50% higher, it would probably be sitting vacant several months later.We have a property near several low-income apartments. 

At the time, his offer was low, and I had potential plans for that space, so I turned him down.

ya or older semi retired attorney might be a good fit.. low stress get paid.

Damon That's the rub with low income tenants.

It's going to be challenging to find another house hack with as low of a monthly payment as you currently have, given the low interest rate.