# Structure Attributes

- [Appearance](/urbek-modding/in-depth-knowledge/structure-attributes/appearance.md)
- [Availability & Unblock](/urbek-modding/in-depth-knowledge/structure-attributes/availability-and-unblock.md)
- [Identification](/urbek-modding/in-depth-knowledge/structure-attributes/identification.md)
- [Placement](/urbek-modding/in-depth-knowledge/structure-attributes/placement.md): Every condition limiting the placement of a building
- [Paths](/urbek-modding/in-depth-knowledge/structure-attributes/paths.md)
- [Policy](/urbek-modding/in-depth-knowledge/structure-attributes/policy.md)
- [Resources](/urbek-modding/in-depth-knowledge/structure-attributes/resources.md)
- [Sound](/urbek-modding/in-depth-knowledge/structure-attributes/sound.md)
- [Upgrades & Abandon](/urbek-modding/in-depth-knowledge/structure-attributes/upgrades-and-abandon.md)