We have hired   a property management company for all three rentals.

Of course, you would need to do your own research and due diligence when purchasing a company but perhaps that's a way to get involved in the trades in the owners seat.

Consider getting a real estate license and joining a company that focuses on working with investors.

Are there any insurance policies or providers you recommend for this unique use case?

She and her husband have run a brokerage and property management company in Jax for years and they know all of the areas very well.

Actually the IRS does not tell us what we can invest in, only what is disallowed (life insurance contracts and collectibles).Allowable investments for SDIRA investing include the following:Residential real estate, including: apartments, single family homes, and duplexesCommercial real estate Undeveloped or raw landREITs (Real Estate Investment Trusts)Real estate notes (mortgages and deeds of trusts)Promissory notes Private limited partnerships, limited liability companies, and C corporationsTax lien certificatesOil and gas investmentsPrivate stock offerings, private placementsJudgments/structured settlementsGold bullion Factoring investments

Don't solely rely on third-party management companies; instead, focus on building a solid asset management plan and, if needed, bring in experts or partners who excel in this field.

New companies like Intel, Amazon, and Google are also investing here.

Other companies people use are SNSC, FCI, Landhome, Homekey and others.That would be your best bet.

That's fun - two first time posters singing the praises of this program One of which, Nick, works for the company based on his LinkedIn profile.