I suspect your attorney may be referring to a quiet title action, though to bring one successfully you need to give the court some reason to do so.How do you know these missing people are heirs? 

It was granted to some water company, but it looks like what I suspect to be general easement terms for ingress and egress that would give him right to use my driveway after all, bummer...

I suspect though payment under the table for investor capital is alive and well..

Every area in the country I’d suspect has suppliers tgat should have less expensive cabinets, fixtures, carpets, vinyl/wood flooring etc. 

I suspect there is little chance your ‘friend” will be able to get financing to pay a due on sale clause. 

I strongly suspect your best move is to roll the TSP to a Traditional IRA and convert the IRA to a Roth, using non-retirement dollars to pay the income tax, even if you have to borrow the tax liability. 

EIDL loan fraud ($78,000,000,000 in suspected EIDL loan fraud)3.

I did all of my due diligence and I found some great tenants.If she is above your qualifications then there is no reason to deny unless you suspect that she will damage your property. 

I'm suspecting that what @Peter Walther: said "That's why I would expect if the agent knew about Bob's interest, there's an exception in the policy." is likely what occurred.What makes it even more intriguing is that the wholesaler involved, filled out the Probate paperwork for the heir using intentionally defective information.

Maybe the politicians will demonstrate some intelligence and kill this ill advised law, but I suspect not.My view is the politicians are stupid.