The game is just different.

Once you move past the owner occupied I would say is when the game changes and you will be looking for a bank that will lend more on the property and risks involved beings it will be a true investment from the banks perspective. 

I asked Shelter via email, but no response yet.https://www.irmi.com/online/insurance-glossary/terms/c/coinsurance-provision.aspx

There is only so much you could do online to research and educate yourself.

For most of our account holders at New Direction IRA, the criteria that they look for regarding a provider and their IRA lending strategy are these:- Can my IRA's borrower make payments online?

We have a few portfolios of properties for sale, multiple states.Most of the properties are a part of some portfolio.We are trying to sell the entire portfolio, or individual ones.Hopefully someone has gone through the marketing process for a rental portfolio and can shed some light.For now, my plan is to do online marketing (adwords, facebook, bigger pockets).

Even outside of what we teach them, just us going in there and smiling at the inmates and loving them and listening to them, it's game-changing.

Ask them if they will lend on line 120 of HUD-1 (..pretty sure it's 120) This process is a bit out of the box, which lenders are not usually a fan of.

PR is nothing but run around and greasing palms, playing stupid games, and contacting 37 different people to get simple answers. 

As @Lee Ripma mentioned "Set For Life" would be a great book to read.As far as choosing the right market... you can read several reports online (just search google for XYZ city real estate report).