There are also loans that are specifically designed for this type of property if there is enough work that needs done.  

FICO, experience, and LTV are also factors but this is the basis of the loan.

Look at the economics / population rates & other driving factors pushing the market into the future. 

They are designed for homebuyers.

Your limiting factor is the amount of INCOME you can do this with and for HOW LONG you can do it. 

There are markets that have built in "gotchas" like the rising cost of insurance in coastal FL, regulations in much of the west coast states and property taxes in Texas; however, the deal itself is the most critical factor.

Make sure we're accounting for the appreciation, cost of the sale, cost of the purchase and one of my favorite factors, the risk.

That is something that is growing due to the limitations of STR.MTR is something that will help you but you will have to be a bit flexible in the times that you are planning to come in.Management is cheaper than STR, but you have to consider other factors such as close to places where those MTR are in need.

Detroit is appreciating rapidly, due to many factors, and it still cash flows or at least allows you to operate near break even.

Agreed, I think these articles are primarily made as clickbait and designed to give homebuyers false hope of an impending housing crash.