It's misleading if you don't consider immigration from other Countries and Population growth from birth.Look at all the Stroller neighborhoods in NYC, especially Park Slope, Brooklyn.

It seems as though the "Illegal immigrant" tenants did the owner a favor by improving the property even if the improvement was not permitted. 

Some weeks our checks from criminal restitution payments exceeds the coin collections...Leasing the coin op businesses to hard working immigrant families was the best thing I ever did with these ventures.

Some of the early immigrants would lift the foundation of the property and put in a downstairs apt.

The biggest problem you will run into is if you hire an illegal immigrant, or if the company you hire uses an illegal immigrant.

If 'none' is your answer, talk to your company's immigration lawyer.

The upside is, if you can get something at the right price, it'll on-sell or rent quite easily, as the population is expanding rapidly.Apartments seem to be doing a return to popularity, again possibly because a lot of the immigration prefers these type of dwellings.

We are seeing growth from the energy boom as well as immigration.

The EB-5 program is used a lot for hotel development because it instantly meets the minimum number of permanent jobs created by the investment and a lot of hoteliers are immigrants.

Not sure what immigration would say about your move to U.S. unless something that you have that can get you a way to stay state side.