If you don't want to do what they hired you to do, find a retired broker that still has their license and see if you can hang your license with them, then pay what it costs for them to join the Board and MLS. 

How old do the owners look (are they going to retire soon?)

Here is a link to the IRS website for reference:https://www.irs.gov/retirement-plans/retirement-pl...What you can do is rollover your inherited IRA into self-directed IRA.

I have two buildings so far and only need about at least 18 or so more at which time i hope to retire. 

Simply put, an IRA LLC is a way to grow your retirement nest egg on a tax deferred basis, but taxes will eventually need to be paid on the basis and gains. 

I was told the same guy has owned it since it was built and he is aging and moving to retire.

Here is a link for reference:https://www.irs.gov/retirement-plans/plan-particip...

I'm interested in long term holds to generate passive income for both my children and my retirement (in my 30s currently). 

So while some tenants are still working, most are retired on fixed incomes.

I know a number of guys that did this while on active duty and were able to retire with 6 or 7 properties when the hit their ETS date.