The primary reason is the low down payment (3.5% initial equity)   compared to the Refinance equity requirements (20% - 30%).  

Then, you can compare how that asset is likely to perform - vs alternative purchase/s!

Would definitely want to know what the laws are prior to sealing the deal..

My point is you can't be complacent  in this business.If you don't have prior experience of property management or being a landlord, it is worth working with another (super) host for a short term or long term basis.

It does not optimize returns, and it makes you a target for a lawsuit.Every six months or so you should look at your portfolio and compare it to your long-term strategy.  

If they are evicted prior to being on section 8 it is highly likely they will do the same on section 8.

Each tax bill will have the owner's name an mailing address.You can try to google their name + address in the off-chance something will come up to get their phone number.As far as finding an accurate ARV - this is challenging and would typically require you to look at comparable sales for similar properties in the same area in the last 6 months or so.

Understand the fees involved and calculate the total cost for an entire year of management so you can compare the different managers.

I've seen rental estimates on SFHs there that looked comparable to duplexes.

I have done it and it will be a very profitable investment compared to traditional financing since you're essentially investing minimal amounts of your own money and reaping the benefits of the built equity and appreciation (and potentially even cashflow).