Mind if I ask more about your system and what it entails?

Sounds to me that he gave you his answer...assertiveness is one thing but aggressiveness is another. 

This would seem like the best time to assert myself. 

Once your lender has told you they've filed the documents, contact your local records office to confirm that their records show your mortgage has been cancelled.If your lender says they don't file it for you, you can file it yourself—just check with your local county clerk or registrar to find out what the process entails.

If it does entail, like I said you will Need to navigate your plan, in the end it will all work out. 

I think that eviction in most jurisdictions typically entails removing someone who has an active lease due to their violations of the lease agreement.

Your buyer could assert a breach of contract action against you unless your performance was expressly made contingent on your seller's performance in that second contract. 

Still clarifying lease terms with the current owner as to what the leases currently entail.

That said, you have to assert that right and show the state statute to show you have that right.

You should ask what that 20% entails.