The "Unit Relation Types" screen registers and changes unit relation types. A unit relation type defines the relationship between [[Invantive Estate/Subjects/Finance/Units|units]]. The screen has the following entry fields: - "Code": The unique alphanumeric code that identifies the unit relation type, seen from the first party of the relationship. - "Description from": The description of the unit relation type, seen from the start of the relationship. - "Code Reversed": The unique alphanumeric code that identifies the unit relation type, seen from the second party of the relationship. - "Description to": The description of the unit relation type, seen from the end of the relationship. - "Container": When checked, the start of the relationship is a container unit.