Everything I have seen includes both a note and a mortgage/DoT to secure the note.Maybe I have missed something, but I'm not aware of a loan where you have a note, and "happen to be secured" without also having a mortgage or DoT, otherwise how are you secured? 

You're borrowing money, and with a HELOC, at very low rates, it's super flexible funding and as cheap as money gets.

Stockton University will be opening it's Atlantic City campus this year which consists of a Residence building on the beach block, Academic building across the street and a shared garage with South Jersey Gas.

Right now we just have the rental income going into our personal bank account and a lot of the things we bought/did to the basement is mixed within our personal receipts.

It's a sum of an interest bearing balance and a deferred balance. 

Show him, hey this might be worth 300k after its ready to go, but it'll take me 100k to get it ready, add on my holding costs, closings, and a little profit for my effort and this (insert $$) is what I can offer.

Having said that, your gut feeling may have picked up something subconsciously and a lot of the time that little voice is right (see Malcolm Gladwell's Book - Blink). 

there are some services, but you end up with garbage and a general real estate submittal email.  

I've been frugal all of my life and as I said above, I started investing in mutual funds around 1990 as a young man.

I still have a lot of homework to do and a lot to learn and need to build a team and network.