Scott Duncan
Ok. Let's run with this.
MONETARY THEORY time! :D Let's go over this:
You have the original letter with a "wet" signature (Not a photocopy) and a TRUSTEE... Some shmucks called "Courts Service". All you need to do is ENDORSE it with YOUR note and sign it (blue/red).
CA-CHING! Instant LEGAL money they can pay ANY debt with.