2026-02-25

Introducing Combo Properties (Unified Unit) to replace Smart Calendar Rules; currently in limited pilot testing (see Pilot: Managing combo properties and property variants and Understanding Guesty property types

Added

• Add POST /properties-api/groups/group to create COMBO or DUPLICATES groups
• Add GET /properties-api/groups/group to list and filter property groups with pagination
• Add GET /properties-api/groups/group/{id} to retrieve details for a specific group
• Add PATCH /properties-api/groups/group/{id} to modify group membership or primary listing
• Add DELETE /properties-api/groups/group/{id} to remove groups and associated rules
• Add DELETE /expenses-api/expenses/{id}/attachments/{attachmentId} to permit you to correct any mistakes with expense attachments

Changed

• Update description of owners property in POST /expenses-api/expenses request body to clarify requirements: that you may only send owners entries if the corresponding OWNER appears in the shares array with a payment share.