Most of them are immigrant labor and that is okay too.

Or depending on how old they are, you might find names of parents and siblings in the census info - latest public census is 1940.If someone immigrated, the immigration paperwork can be ordered or sometimes can be found in the logal courthouse, where they lived at the time of naturalization.

My church ministers to down-and-out folks in our community. 

Once we were offered right off the bat 125% of market to take an enormous family, immigrants from a 3rd world country, who lived the same as if they were still in a dirt floored hut. 

http://www.irs.gov/Individuals/International-Taxpa...http://www.ssa.gov/ssnumber/ss5doc.htmIn CA you can't ask someone their immigration status, but I didn't want to rent to illegal aliens, because they are a flight risk. 

We changed realtors and they bought a house from a realtor friend of mine who had immigrated to the U.S. from French speaking Quebec Canada and very much understood what it means to appreciate the language and cultural differences of others.

Chase bank will give legal immigrants a bank account. 

National origin discrimination often involves immigrants or non-English speaking individuals, but can also involve native-born U.

I was just having this conversation with my minister yesterday.

I know a landlord who rents high-end, fully-furnished units (in retrofitted old historic buildings) near the legislature to government ministers at rates 2-3 times what a standard apartment in the area would fetch.