You want to avoid publications that have a vested interest in people wanting to buy in the market they are talking about, and you also want to avoid larger publications because it is unlikely they have fully done their research. 

So it is not possible to get one on non residential property. 

Send your son a s/f from a random internet stranger.

Taking legal advice from the Internet is a questionable business practice.  

When my realtor looked at the public record, he says the county deed only has the trust name but not my partner name. 

Since 2008, Downtown Tucson has experienced over $1.2 billion in public and private investments, and over another half billion dollars is being invested into current and proposed projects.”New Developments In Tucson(Bigger Pockets Will Not Let Me Post The Article Links.

Yes, it's also quite likely the internet lender is just throwing spaghetti at the wall to see what sticks.

He owns several rental properties that he bought through his IRA with non conforming loans.

If you plan on buying below market, doing assignments, or doing any kind of creative financing, fuggedaboutit.Hey doug I buy 90% of my inventory through agents or public auction sites that pay commissions.. 

@Donald Delt - I recommend following  @Scott Carson to learn about non performing, 1st lien residential notes.