They are providing money to domestic or international business to produce value for employees, customers, their local economy, and share holders.Even people who buy treasury bonds are adding value.

I would say learn as many markets as you can and understand sophisticated calculations like Internal Rates of Return (IRR) and then apply them appropriately.While I'm not going to recommend that the OP buy this property, I will say that I don't know enough to do all the appropriate calculations because I don't know what would be an appropriate Rents/Expenses/Appreciation Growth Rate for the next 10 years in order for me to get the Internal Rate of Return (IRR) for this property and compare it to other properties that I know will Return at least 10% to 12% per year IRR.BTW, a 10% IRR is a compounded Rate of Return per year.

The 13th Annual Demographia International Housing Affordability Survey covers 406 metropolitan housing markets (metropolitan areas) in nine countries (Australia, Canada, China, Ireland, Japan, New Zealand, Singapore, the United Kingdom and the United States) for the third quarter of 2016.

Spending any time you can in the field, even as an unpaid intern, would be so valuable. 

An 8 percent increase in international travel since 2019…a far cry from “everyone” 

I'm looking to add to my list of career specialities.  I'm currently a real estate investor. I used to own a contracting company and now looking to start a new career as a home inspector. I know there is no licensure ...

You can buy funds that invest in international stocks, growth stocks in the US, value stocks, and much more.

We have the largest International business hub for all South America and Europe.  

International Building Code for existing dwellings could help as well.

Or, work in something that doesn't require large amounts of cash (e.g. wholesaling, bird-dogging, sub-2, intern for a flipper, etc.).