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title: "Create user defined fields"
canonical: "https://docs.perspectium.com/space/gold/1255328/Create%20user%20defined%20fields"
format: markdown
---
To correlate your Azure DevOps work item tickets with another ITSM app, you will need to create a  Correlation ID   field in the table whose data you are sharing out. This Correlation ID field will be populated with the corresponding ticket's sys_id or other form of unique identifier. Procedure To create user defined fields in the table whose data you want to share out of Azure DevOps, follow these steps: Next steps C reate a webhook in Azure DevOps Similar topics Contact Perspectium Support US:  1 888 620 8880 UK:  44 208 068 5953 support@perspectium.com