What's great about private lending is that you get HIGHER cashflow than rentals but the downside is you don't get any appreciation C) Performing NOTES backed by real estate - this is similar to lending, the difference being, notes are already issued loan instruments that you can buy at a small discount (since they're performing)2) You can do either SINGLE FAMILY HOMES or APARTMENT BUILDINGS.

The promissory note contains the deal terms, the security instrument is the mortgage (or deed of trust depending on the state).

But if you follow the statutes, a mortgage loan is defined as a loan to a natural person, which is secured by a deed, mortgage, or security instrument, upon any interest in 1-4 family residential property located in GA.

@Jack Brown depending on your state and lender, your security instrument have it spelled out. 

The K-1 income to your SoloK will, of course, be non-taxable.Both because of the use of a LLC, and because your interest is via the Solo 401(k), any debt instrument will need to be non-recourse.  

The property is the "security instrument" in the loan.  

She also was instrumental in passing along unsolicited information.

There were a couple of things you mentioned and I'll re-listen to the podcast that will be instrumental to me in the coming months and year. 

Use the attorney to do the title search and draw up the debt instrument.

It is possible, I suppose, to configure passive rental holdings under the auspices of providing property management services, but that would be anything but a tax-efficient way to accomplish the goal.You are correct that any debt instrument should be corporate debt and non-recourse to you.