# Duplicate Rules

![](https://1227319489-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F0am6ErECnhVZlKhXUH3q%2Fuploads%2F32PgltO3T2e7Rwp4QJ7l%2FDuplicate%20Rule.png?alt=media\&token=1d5f1b2f-f250-422e-8f34-34d9d530cbe6)

To maintain the integrity of your data, it’s a good idea to have rules in place to reduce duplicate records in the system.

### Create a duplicate detection rule

1\. Go to Form explorer.

2\. Select the form you want to create the duplicate rule for, then click on `Rules` -> `Duplicate Rules` menu item from the toolbar.

![](https://captisa.com/wp-content/uploads/2018/11/FormRules1-1.png)

3\. Click![](https://captisa.com/wp-content/uploads/2018/11/NewRule.png)

The duplicate rule designer opens with a single rule created for you.

![](https://captisa.com/wp-content/uploads/2018/11/duplicateRuleNew.png)

4\. Add a rule name in the description box.

5\. Add rule. To Add rule:

![](https://1227319489-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F0am6ErECnhVZlKhXUH3q%2Fuploads%2F4gMf10hmMnYJP0wqzIyz%2F1-24.png?alt=media\&token=271a0ea1-1800-493e-9b30-3b1cc3456da9)Select a field from the list.

![](https://captisa.com/wp-content/uploads/2018/11/duplicateRuleFields.png)

![](https://1227319489-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F0am6ErECnhVZlKhXUH3q%2Fuploads%2FBQMUFiWWTfNwWeqClImc%2F2.24.png?alt=media\&token=9ee4099a-0696-4ce7-8543-12a060a9fa23)Select operator.

![](https://captisa.com/wp-content/uploads/2018/11/duplicateRuleOperator.png)

![](https://1227319489-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F0am6ErECnhVZlKhXUH3q%2Fuploads%2Fj1D4ENP4kSwVn0zuo6uE%2F3-24.png?alt=media\&token=ad80f98d-a98a-4413-b1d2-14495e7dd08f)Enter message to show to the user.

![](https://captisa.com/wp-content/uploads/2018/11/duplicate-rule-1.png)

### Try it out

{% embed url="<https://secure.captisa.com/p?embed=true&id=43669db1-76a4-418d-bdde-0248d6d521a7&prefill=1>" %}