(My prior life entailed working as an Office Manager in a Substance Abuse Agency and Mental Health, so I know a great deal about "enablers)Some of my homes in the Inner City were in some rough neighborhoods.  

Legal notices are generally deemed to have been properly given upon the mailing of the notice, not the date they received it, as they may refuse to receive notices if they know what the matter entails, that prevents them from saying they never got a notice.

Like I said, I'm very new and I'm not sure what doing DD entails on properties that you can't personally visit, especially in markets that you're unfamiliar with.

What that would entail would be a D class SFR.

Also what does it entail and how would the other investor get paid?

The compliance way of doing such transaction entails transferring the IRA to an IRA that allows for investing in real estate, or transferring the IRA to a self-directed Solo 401(k) which can also be invested in real estate.

It's constantly asserted that the risk is mis-priced in favor of borrowers.

"arguing" entails two people.  

I don't know you or your goals, but depending on what your screening goals are, that will (should) define what your screening methods will entail. 

I have a hard time counseling people to consider rolling it out in-house when I'm still learning what that entails.