Any database that can help determine the asbestos usage across USA ?

Maybe also the turnover in administration, given your location?

Either way they would need to do an Intestate (having a will) Summary Administration.  

@Carl FischerWhile your scenario certainly has less tax administrative burden and overhead, tax treatment will ultimately follow what the OP and his mother originally agreed to and intended."

Zillow "...generates unbiased local and national real estate data and analysis on 929 metropolitan areas and approximately 10,400 individual neighborhoods that we provide to consumers and real estate, rental, mortgage and home improvement professionals..." (2) The Zillow database focus is data aggregation of 110 million properties with "information from tens of thousands of public and private sources."

Go to your local SBA (Small Business Administration) and see what programs they have to offer. 

When I moved to the U.S, I worked in education administration, contract law, and management consulting prior to finding that my aptitude lies in  Real Estate where I am able to utilize my training and education, and combine it with my passion for homes.

In the Solo 401k, all returns go to the plan and your role needs to be kept at arm's length and administrative in nature.  

I am currently working in the hospital in the administrative area, it's a 9 -5 job. 

[Email address removed by the administrator]Thanks:MD