If not, what are the alternatives?

Another alternative (not as good) is to take the property subject to the electrical system being in proper working order, and have an escrow in place, held by the closing entity, to be released only upon proper inspection and passing results.

I share your fascination with alternative housing, having built a sleek tiny house on wheels as well as a having worked on octagonal houses, post-and-beam houses and geodesic domes. 

Hey gang, what's the deal with investors' reluctance on creative financing techniques? 

You can look into alternative refi options that don't weigh your income, dti, or credit as heavily.

I have used realeflow and It helps a lot, but I am also looking for better alternatives if there are any out there.

My belief is that the collective intelligence of forums like this one is a great start to get alternate ideas, especially in real estate.I mean, I see discussions of 10% coc return in these forums.

They alternate Worcester and Burlington every other month.

If you have the down payment for two and can get the loan, that is a great alternative to multifamily rentals. 

My alternative plan would be to LTR it.