Place the FOGHORN in the holder (V).
Walk forward twice to the Forest Entrance.
Talk to the man (W).
Examine the lamp post to activate a HOP (X).
Play the HOP (Y).
You receive the MAILBOX.
Walk down to the Town Outskirts.
Place the MAILBOX on the post (Z).
Examine the mailbox; open it and select the paper (A).
Walk right to the House Entrance.
Examine the door to activate a mini-game (B).