I focused on learning the investing fundamentals which consisted of the continued mastery of my mindset, my ability to communicate with people, and understanding both traditional and creative financing so I have flexibility in leverage property.After I finished my training program....it took 5 months of prospecting FSBO's & rental adds on Craigslist before I found my first two deals (a day apart).

They go over a lot of the fundamentals that I completely agree on as a high skill operator in this space.  

They are both great at learning the fundamentals.

Posters will chime in on recommended strategy but real estate is extremely localized and the fundamentals of the real estate in any given market are what should be dictating your investment strategy not arbitrarily deciding to buy single family homes vs. duplexes. 

The last thing I’ll add is your objective even when you buy in C or lower class neighborhoods is to invest in neighborhoods that have the fundamentals that suggest they can transition to at minimum a B neighborhood.

Since most of the responses have already said they wouldn't do this strategy I won't comment on that, I'll just say the Guru's constantly preaching get as many Doors in your portfolio as you can aren't discussing the fundamentals, that's clear by so many new investors posting about getting deals that are cash flowing little to no cash flow, but hey they added 4 or 8 doors.

Gentlemen, the fundamental question is that I want to do either cash out refi or HELOC at a max LTV.

First thing you should do is make sure you understand the fundamentals of owning a business...

Best to stick to the fundamentals. 

Economic fundamentals is not very promising for that area.