The owner gets cash, the investor signs a sales contract with the owner, and then proceeds to redeem the property and takes possession through a regular sales transaction.  

I have gathered that the smartest way forward is to team up with others who possess knowledge and experience that I do not so thats what I am doing here. 

I'd also try calling the court house (or whoever issued the writ of possession) and ask them about options explaining that your calls to the marshall's office go no where.

I'd ask a different lawyer what my options were and if there is any consideration I might receive from "adverse possession". 

I confronted him and he stated I owe him for throwing away his family possessions.

If the new people want the unit prior to the end of the current tenant's lease, I would tell them they would have to pay the daily rent beginning the day they got the key and took possession.

(a) From the time of the sale until a redemption, the purchaser is entitled to receive from the person in possession the rents and profits from the property or the value of the use and occupation of the property.

The aforementioned fines, taxes and other liens would not be satisfied through a foreclosure and would have become our responsibility after foreclosure.Deed in Lieu – The other way to get possession of the properties is to work with the borrower to have them deed the properties back to us.

A breach of this mold prevention agreement shall be a material violation of the Lease Agreement, allowing Manager to recover possession of the Premises, following Demand for Possession or Compliance in accordance with state law, and all other rights and remedies contained in the Lease.

I would try to get him to take possession earlier for a discount so at least you have utilities and etc out of your name and some money coming in earlier even if he doesn't fully move in earlier.