I’ve seen some long term options - as long as 25 years in one case, but it was concurrent with a triple net lease of the same length of time with the property being commercial.If the option is with a homeowner then you deal with consumer protection laws, Dodd Frank act, and CFPB.  

In my opinion one still needs to understand tax law to effectively use the program. 

Quote from @Spencer Dixon: I'm familiar with concept and benefits of bonus depreciation but I'm not sure where the current law stands and the bill that was floating around congress.

It isn't that hard and once setup, you will do just fine.Some of what you listed is against the tax law I believe.

At least within this question let's exclude the US market, taxes and laws since I am far from investing on that market.

If you're not comfortable with the eviction process, hire an attorney.https://guides.sll.texas.gov/landlord-tenant-law/eviction-pr... 

Here’s a step-by-step guide to help you through it:**Understand Local Regulations:**First, you need to check with your local city or county to see if the zoning laws allow for this conversion.

This has been court tested by over 40 years of case law. 

Many of our losses in manufacturing come from strong environmental protection laws which should help us in the long run.  

The law will come down on you hard for that in other places as well.I would think about how much money it is to go lead free if you are buying a new property though.