Also noticing the amateur one's being immensely stubborn and extreme gatekeeping. 

Verifying last 2 years of rental history and income extremely important to find the “best of the worst”.Make sure you understand the Class of properties you are looking at and the corresponding results to expect.The City of Detroit has 183 Neighborhoods we’ve analyzed.PM us if you’d like to discuss this logical approach in greater detail!

However, since the prices of real estate are extremely high, I would try to look just outside the city. 

Extremely difficult to pass and I bet you didn't know that you had to get it reinspected again in three years.

As long as you make your payments this sounds extremely unlikely from what people have said.

You can use Spokeo for cheap to lookup owner's numbers. 6 deals out of 191 was extremely good! 

Go to Etsy and search for "rental property tracker," and you will find hundreds of nice spreadsheets to track 10-20 rentals, usually for under $10.Software has extremely helpful features like online payments, marketing syndication (click a button, and your property is advertised on multiple sites), electronic document review/signing, maintenance tracking, and owner reports.

Verifying last 2 years of rental history and income extremely important to find the “best of the worst”.Make sure you understand the Class of properties you are looking at and the corresponding results to expect.The City of Detroit has 183 Neighborhoods we’ve analyzed.PM us if you’d like to discuss this logical approach in greater detail!

I really see Columbus Ohio as an extremely safe bet for the next 10-20 years.

Those jurisdictions are notoriously aggressive in researching and pursuing offenders so you want to be extremely cautious.