Foreign investors from France, China and Argentina are buying turnkey rehabbed and rented 3/2 brick houses for 40k-60k in Detroit.

General rent rates tend to coincide with real estate sales.

could be coincidence.  

And not a coincidence that the people that do damage the property are usually the offenders.

Our Founding Fathers knew that government was the problem in England, Scotland, France and other Western European countries, so they came here and established a LIMITED power government.

Which may or not coincide with high vacancy rates....try googling <name of town, state> and "vacancy rates"...you'd like to be around 4%, but a little higher could be ok too.You mentioned "best cash-flowing".1.

They are thrilled to find ANY fully furnished apartment with a lease that coincides with their needs, especially if it is at all conveniently located to where they will be doing their work.

Congratulations on executed a well thought out plan that coincided with some great market timing.  

My older kids are now 13, 12, and 9 and they have all saved up enough money to go on trips to Costa Rica and Paris, France (they have to pay for half of their portion of the trip).

I think the instant-book-off and the lack-of-parties -was a coincidence.