Luckily they have already met all the requirements for credit check, criminal, eviction, etc.

HUD criminal investigation division can make requests to any federal agency.But, if you just follow what's usual and customary you'll never be sent to a foreign country for questioning or reported as "Lost at Sea" :)

I personally view non payment of rent as a morally criminal act, not legally, but would obviously like to see it as criminal in the eyes of the law.

And totally didn’t know about the govt thing with the criminals.

Its free just type in the persons name and anything they have been charged criminal or civil shows up . 

He does have a stable job, pretty good credit, no criminal convictions (that I know of), and is generally a honorable person (as in I lent him money in the past and it was always paid back with interest).

If you have been a victim it is important to let that be known now so we can get this taken care of before your situation worsens as they abandonship.The city has commited to an active role in persuing criminal and civil penalties against them.

Are there any resources out there that could provide some screening of these persons for things like criminal records,...etc?  

You can save money on the reports by doing the criminal check yourself; only takes 60 seconds.

Any thought on which of these criminal organizations....erp ...big banks are the least worst to deal with?