The Contest Hall is a Nearby Place on the Farm page. Activities pertaining to Contests and Costumes occur here.
The Main Hall is where Contests take place and can be entered and voted in.
The Dressing Room is where Costumes can be obtained and used. For full details, please visit Dressing Room.
The Berry Blender is where Pokéblocks can be made. For full details, please visit Berry Blender.