This is handled by Digby, Isabelle’s brother. You can find the entrance in the center of Main Street. This service allows you to visit other players’ houses received via Streetpass.
Features:
• The showcase can hold up to 48 houses. Old houses will be replaced by newer houses received via Streetpass
• Favorite homes can be saved. You’ll see a floating heart icon above it to indicate it is saved. These homes won’t be replaced by new houses however, a player can only save 16 houses at a time
• New and updated homes will be colored yellow in the map while homes that are not updated will be colored gray
• Players can also order 5 furniture / items a day from another player’s house. Some furnitures won't be available for sale though.