From a very high level the quality of life for the average American in particular is likely to decline as there is less appetite for US originated debt and treasuries. 

ALL American's can get behind that, regardless of political views.

However, going shoeless is not in the American culture and such will not be seen as you or I may understand it.I saw later, the reason is to avoid detection of the flooring not being compliant, maybe rugs will work for you.Maybe if you have a fine, as I mentioned above applied to neighbor complaints, then just inform them that walking with heavy shoes on the flooring may cause noise on the ceiling below, may be the tenants will get the idea to walk quietly, might remind tem too that floor speakers with the stereo (if people still use them as I do) will also be an issue with that flooring.Just suggesting other ways to get the message across rather than imposing on them about shoes being worn.

It'll open the field to others beside the 'normal' American buyer.

I believe it was American Savings that eventually took him on and beat him.

In order to protect myself from those type of emergencies I use a home warrany company like American Home Shield.

I wonder if a similar number of Americans have or will have a negative net worth?

As of 2007, the top 20% of Americans held 84.9% of Wealth in America.

The attorney's thinking was that the overlap between Americans with Disability Act and the MMJ laws has not been litigated and while he would love to argue it on my behalf, I would likely not want to pay the legal fees to defend the clause.  

American Society for Testing and Materials (ASTM) E1527-05, Phase I ESA All Appropriate Inquiry standard or AAI Phase I or Phase I Environmental.