I've got a foreign buyer that is looking to get qualified to purchase a home in the US.

Calling all experienced Syndicators here.For Foreign Multi Family Investors, how can they tell the difference between a C property and a D one, just by looking at pictures on Loopnet?

I created a whole channel to educate foreign people to invest in the US.

How do you deal with Foreign Exchange Currency Loss?

This would be called a foreign LLC qualification.

You need to register your LLC as a foreign entity in any state you do business

there are notes that foreign investors can invest in and pay no income tax in the US.. ...

You will acquire it quite quickly once you own a rental property.I was always told the best way to learn a foreign language was to go to a location where it is commonly spoken, and force yourself to try and communicate until you are comfortable with it. 

If you're considering renting to foreign exchange students, I would contact CSUN about this.

Unless you have dozens of properties one LLC per state should suffice.If you have a Wyoming LLC that does business in Illinois under that LLC you need to file as a foreign entity and submit an Illinois income tax return as well as Wyoming.Unless you live in Wyoming you have no need of paying for multiple filing fees and tax returns.