I know some of the European countries, and now Japan have gone to NIRP.

I would also bet he has bought the appropriate property and already has his citizenship paperwork in the process.Here are the 'rules' to a Portugal Passport through property ownership:Through the Golden Visa scheme (investing in Portugal)Portugal is one of several European countries that offers a fully-valid residency permit to those who invest in Portugal.

Will there be a viable gold-backed cryptocurrency, a SDR (Special Drawing Right), "North American Currency" as the BRICS nations, Asians and Europeans have their own?

They are European from Netherlands and are use to the cold.

I would like to explore European real estate market, specifically, Spain with the same investment goal - cash flow.

@Dan Kelley - I have friends who have a European car focused shop who has been searching for a qualified technician for a VERY long time.  

They work so well, that I became an exclusive distributor for many European countries to spread the good news ;-) So feel free to send me a PM if you need to outfit your European dwellings.There are many threads on this topic (AirBnB, WiFi smart locks, and all the brands) all over Bigger Pockets.One of the many reasons I chose Lockstate is that it has redundant solutions: Real physical key (if all fails)Keypad (stand-alone solution)Remote App (not really a good idea - anywhere)Together these provide 100% guarantee that I don't have to drive down to my Tuscan villa in the middle of the night to open the door for guest I can't make happy anymore :-(The real physical key solution allows me to provide guests the keys in a nearby lockbox when all else fails.

It definitely has a 60s look (like time froze in there) and it needs all bathrooms and kitchen redone to match todays standards, update heating systems, and energy efficient windows.This home is located in the southern town of Avignon,  a small-city with a historic downtown area that is very popular area among European visitors during summer time. 

What's with these European cars not being available to us lowly Americans?

I am anxious to tap into the late summer European vacation renters as well.