# Auto top ground

![](https://2884583650-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MaZZSUE1L_iKrqfreV9%2Fuploads%2Fgit-blob-c1767a9faad1759f2d16b9b36e8be06d0a0ccb5c%2Fauto-top-ground.svg?alt=media)

Automatically assign top exposed properties to any rooms with no room above them and assign ground contact to all rooms of the bottom story.