You get to be the fund manager, and the fund can invest in anything the IRS rules allow for (not just what the custodian sells).All of the activities of the LLC must be conducted at arm's length and exclusively for the benefit of the IRA. 

I recommend calling a home performance company and asking them to come out to conduct an audit.  

If you did and this was not contained in the report, then you have two possibilities:1) If it is something the building inspector should have caught (you will need your contractor / roofer) to provide you with a professional opinion, then it may be deemed an error/omission by your inspector (he has insurance for this);2) If it can be demonstrated that the seller intentionally camouflaged the defect such that the building inspector could not have been expected to discover the issue [remember the inspector is conducting a visual inspection and is not permitted to open walls, etc. ... though they are expected to enter the attic space and examine the underside of the roof], then you "may" have recourse to the seller.

We have to conduct a share valuation every year, submit a 5500 to the IRS, put up with the payroll taxation, etc, but definitely worth not paying distribution taxes and early withdrawal penalties.

Of course I will conduct my own search.

If you know of anyone I'd be thankful, if this is outside of your normal conduct of business I completed understand. 

Tax foreclosure sales, or “land sales” as they are called in come counties, are conducted by the state treasury department as well as by individual counties.

I advise you to conduct interviews with each student as well.

I had the chance to see Jeremy Roll (FIBI founder) speak in February at Joe Fairless' conference.

I would insist on a  background check with fees be conducted.