I'd like to know more since you're already in the mix in this area with real estate.

I have heard mixed feedback on this topic, and am looking for a more definitive answer as to whether this is doable. 

For example, my phone reps will get excited when a seller tells them they have multiple properties to sell, but when it's a mixed bag of different asset classes (i.e. two houses, some vacant land, commercial property, etc) the buyer for something like that is unique and someone you can usually only find by listing it on LoopNet, Costar or MLS.

.#3 Mix it up with some other investors at REIA meetings in your area and see if they have alternatives to the 20%. 

Depending on your mix, some places might not be achievable in any of the markets or might be achievable in any market.

Northwest Austin’s booming tech corridor is about to grow even more.
A 129-acre office campus adjacent to Apple’s $1 billion office campus, currently under construction on West Parmer Lane, plans to add 800,000 squar...

My current plan is to evaluate properties and buy a mix: 1 property in Boise, Idaho (appreciation-focused duplex or SFH with very little CF) and ~2 properties in Keene, New Hampshire (CF-focused duplex's for $80-120k needing bit of rehab).

You cannot mix plan and personal finances or place a personal guarantee on a loan associated with an IRA owned property. 

Is there a better way to estimate your current state of mixed invesments RE/stocks?

Is there a better way to estimate your current state of mixed invesments RE/stocks?