Can it be done, yes, but if you have the discipline to follow all of the basic fundamental ideas he teaches to manage your personal finances, you have what it takes to use debt responsibly. 

However, it is not fundamentally a bad deal for the seller.

I know the fundamentals may be similar to RE however looking at a business I’m sure there’s a different way to evaluate a company.

If they're buying because they think the market will continue to appreciate at 5% a year and you disagree then you'll end up with fundamentally different ROI scenarios.  

No books on how to create wealth, how to make money in real estate, etc, are going to fix that fundamental issue.Take a step back and talk about what you want your life to look like in 5 or 10 years.

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).

If you truely study the fundamentals of our economy, you will see that there are no signs of a let down coming.

They are both great at learning the fundamentals.

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.