China cant just offload their Us Bonds, because they would simultaneously inflate their currency making exports a Lot more expensive.Plus there isn't anywhere to put the foreign cash reserves. 

If you watch the video I posted above it will speak to the conflagration in currency being coupled with our currency when it was ON THE GOLD STANDARD.

There are major tax incentives to open a business, invest, etc. into a foreign country, a well capitalized banking system, and a stable currency not financed by huge amounts of debt.11.

I don’t think real estate investors are responsible for the bubble it’s market conditions & clearly the true source is the Federal Reserve manipulating interest rates & printing fiat currency for a very long time.

Anyway I think you are missing their biggest rational which is their trying to avoid their own domestic currency risk

@Taylor L. the printing game is STRONG this time around, especially considering our treasury has strong reserves, we are not as overburdened by structural flaws, and it was "nobody's fault" this time around... and the dollar is going to outperform other foreign currencies in a modern recession.

@Marisa R.When you say retire overseas do you mean switching your USD for the foreign nation’s currency?

Moreover, sales prices now are softer than before especially after floating the Egyptian pound to US dollar and foreign currencies last year.

Asking price is $1,000,000  Below are a few of the details about the facility6 Gin San Self Serve Bays with new electric drying system 1 Automatic Drive thru Laser wash 4000-REBUILT Wash Select II Auto Teller with cash/credit card acceptance Standard Change Maker dual change machine Gin San Reverse Osmosis “Spot Free” machine Water softners with 2 alternating tanks for production and delivery Air Compressor 6 vacuums,( 3 regular, 2 fragrance combo, 1 carpet shampoo 6 drop shelf vendors for product purchases Compaq PC for credit card processing ScanCoin Currency counter Semacon Coin Counter 16 channel DVR plus 9 cameras with remote viewing capability Honda Power washer Full supply of tools, ladders, etc Inventory of spare parts and chemicals,Roadside Marque sign

And because Puerto Rico uses the U.S. dollar, there is minimal currency risk.Tax incentives:In 2012, Puerto Rico introduced a series of tax loopholes to lure investors and businesses.