I have enough down payment and can get a DSCR for the 4 plex, but would not be able to swing the other, even by itself. 

I disagree with some of the analysis here.

.: Is it legal, per the IRS, to rent my primary home back to myself? 

Happy to talk through this in more detail and good luck with the out of state investing!

While it seems like there are some better priced deals lately, you may have to be prepared to put down 30-40% down.I'd say due to the lack of homes for sale, you should be open to many if not most cities depending on the deal that comes up. 

We are in 11 markets, including Huntsville and would be happy to set up a call to talk over some options. 

See the map below for trauma and neonatal intensive care hospitals.There are two primary places to market furnished rentals, the MLS and sites like Furnished Finder.

Besides having a personal friend to mentor you, this is the next best place to learn.

The only solution I can come up with is to get a hard money lender, since they're typically able to close a lot sooner.Does anyone know of a Hard Money Lender that is willing to lend to raw agriculture land in Hawaii? 

A couple that come to mind in addition to the ones @Drew Sygit mentioned:Dirty House Buyers (Ann Arbor/Ypsi area - look for their FB group - 1st Tuesday of the month)Ann Arbor (AAREIC) has a meeting every other Thursday morning at Union RecThanks,Marcia