All piñatas need a place to call home. Housing provides a safe and private space for piñatas, where they can rest or romance. In fact, building a house for a species is one of its Romance requirements. Each of piñata has its own unique style of house, that no other species can enter. After you place the desired housing piece Willy will wander over to construct it. Once he is finished, you can use your shovel to smash the temporary construction barrier, and reveal your piñata's new home.