@Tom Anderson A good friend of mine started the company Safe Environmental Solutions.

There are many factors to consider when transitioning from "smoking allowed" to "smoking prohibited", the biggest one being the human element. 

Also, Im not a tax professional and this is not tax advice, but your CPA should be able to claim you deprecation on your investment as well, gaining you even more tax benefit.Solar panels provide cover from the elements to the shingles located below them, thus increasing shingle life.

Chinese steel and aluminum plants have almost no environmental controls, and they get free electricity.By ALL accounts they dump steel. 

If that theory is true, which I don't know that I believe that fully, then environmentalism and moving away from fossil fuels might create an "oil age collapse."

He also called the Department of Environmental Protection because these folks have trash and debris all over their lot, he said the DEP is making them clean it up.  

In addition to tangible cost, there are some who also consider carbon footprint and environmental impact.

I connected with 2 gentleman from an Environmental company in Glassboro that has a lot of knowledge and experience about the remediation projects in Glassboro.

That's the first principal element of a quality cost segregation study. https://www.irs.gov/businesses/cost-segregation-audit-technique-guide-chapter-4-principal-elements-of-a-quality-cost-segregation-study-and-reportA "mini" cost seg is basically a residual estimation, which is cautioned against by the IRS because it is generally inaccurate.

I'm not a huge fan of window wrapping in rentals, but with the lead paint problems we have down here in Pittsburgh in older residential housing from the 20's and 30's, soffit and fascia wraps are a must, especially on brick-veneered buildings, which really makes the peeling paint on the other facade elements stand out.