You’ll have 45 days from your sale to identify them and you’ll have to buy enough of them, and only them, within 180 days of your sale to meet your 1.1M requirement, or face taxes.

In general, would you recommend getting a lawyer in the area where the LLC is registered?

Of course to maximize your tax benefit it needs to be sustainable over time. 

That being said, lawyers aren't lenders, but they sometimes think they know everything.

Will the title company put this property under our LLC name, and won’t be required to legally inform HUD/tax authorities. - will it influence property taxes once we move to conventional loan in 3 yrs? 

My payment with insurance & taxes is $1425 a month.

Utilized a low down payment loan, maxed seller credit, tax proration and closed on the 1st of the month to maximize my cash and acquire this property What was the outcome?

There are some programs through local government systems where you may be able to receive a tax abatement or grant here in Michigan in an effort to help beautify a neighborhood.

So the question becomes based on their individual and personal tax situation what is the estimated tax burden they'd save? 

Tax-Free Exchanges: While 1031 exchanges aren't available to SDIRAs, the tax deferral within the account means you can sell property and reinvest proceeds into new opportunities without immediate tax consequences.