They did move out but not before having to take it to court.

If all the owners are deceased only a court can transfer the title. 

Now, comes June 29th where the seller made a court date to motion giving the property back to the previous owner - essentially voiding the process he had just gone through months earlier to acquire the property in the first place.He has said he will no longer sell to me - he'd rather go through the court to try and give the house back.

This house had been empty and tied up in court for over 6 years because of the issue of it being land locked with no egress means.

Some Judges don't care what the law states or whats in the lease or how many time stamped photos you present,  they do what they want in Justice court.

I prefer the real time in person experience of bidding at the court house steps.

go the clerk of courts website.

With a purchase agreement, the default of such terms, will make the deposit non-refundable and be upheld in court if they do not actually purchase the property by the deadline set forth in the agreement.As to the deposit going toward the purchase it is whatever you state in your contract.

They did move out but not before having to take it to court.

In the probate process, the executor (aka personal representative) files with the county court the appropriate documentation (will, inventory of assets, etc.) and when the process is completed, the deeds for real estate are changed to reflect the new owners (the heirs).