If you need assistance in flipping a property, or really any job an inexperienced person can do, I am very interested for any exposure I can get to real-estate investing.

It is tough to crack, but it has so much potential. 

To add to your excellent points, it’s also important to consider the tax implications of a 401k loan.

There are a lot of shiny internet companies touting their HELOC, but you will do better with a local bank every time.

Do I send a one page letter?

It's better than it used to be but they don't make it easy.

It's about NOI and DSCR. 

, it is virtually the same unit).  

I wouldn't touch it.

instead of a lender try to find a capital partner and share the deals.. thats what I do provide money for JV's  works great its a win win.. your going to waste your time trying to find nothing down lenders.. unless you already have one that really loves you then its possible.