Open (or re-open) the Estate of the grandfather and ask the court to have the executor/Personal Representative convey the property to you as part of a family settlement.

You’ll want to pull the relevant state law on corporations/LLCs and determine if the surviving members of the LLC have the authority to convey as part of the winding-up process.

Sure you can listen to podcasts and make productive use of that time, but I would advise against it with as much conviction an internet stranger could convey.

If you had just purchased the note, and obtained the property in satisfaction for said note, either through foreclosure or voluntary conveyance, we'd have a deemed sale on our hands and you'd generally have a taxable event and basis increase, which might be particularly disadvantageous as the market discount bond rules would apply based on your fact pattern.That's not what happened here.  

Also, I would check to see if your wholesalers are guaranteeing free and clear title to convey the property.

The lender foreclosed and conveyed to HUD to collect on the mortgage insurance.

The surviving joint tenant(s) usually needs only record an affidavit of survivorship and a certified copy of the death certificate to clear the title.However, except for tenancy by the entireties, a major disadvantage is that a joint tenant can sell or give his property interest to a new owner without permission of the other joint tenant(s).If there are only two joint tenants, the joint tenancy is ended by such a conveyance, creating a tenancy in common.That was cut and paste from the web.

Regarding the affect of the conveyance on the current title insurance, I believe the best thing to do is look at the definition of Insured in the Definitions section of the policy and ensure the Grantee meets the definition. 

Is there a way to convey them to minimize tax consequences? 

Trailers can actually be considered to be real estate if they convey along with the land under them.