(1)  By  collection.  When  the  asset constituting the security is an
obligation for the payment of money, the secured creditor may  determine
its  value  by collection or by exhausting his remedies thereon and then
surrendering the obligation to the liquidator.
  (2) By creditor's sale. When the asset constituting  the  security  is
something other than an obligation for the payment of money, the secured
creditor may determine its value by creditor's sale.