These are not easily found, but they also impact on a knowledgeable court's or regulator's decisions.In addition, there is often several sets of laws and regulations that impact a given choice. 

I could have easily gone with particle board melamine, and all mdf doors, but the plywood will be more durable, and less prone to moisture problems, and the hardwood doors will handle wear and tear of my toddler as well.I also am an engineer for a cabinet shop so I can design, program, and cut my on cabinets on a cnc, so I'm a little biased and have a few more choices than most. 

Under the circumstances that they have tried to list their house themselves with no success or they have listed their house through the traditional method without any success.

They have the freedom of choice of who to sell their property to and on what terms are acceptable to them.

As you've discovered, many traditional lenders won't work with US borrowers who have only foreign earned income.

If you qualify for a traditional loan I would go for it!

Choice is yours.In real estate, there are many roads to get to your destination and in the lending arena, you have a basket full of options.

If somebody wants to live in that immediate area, there are only so many choices. 

Traditional financing is not an option for these houses, so you are down to investors with vision and there are not a lot of us out there.

Our traditional bank will not give us a mortgage and now I am scrambling to find financing.