# Guided Matching rule types

When creating custom Guiding Matching rules, you need to first choose a rule type. The available types depend on the field to which the new rule applies. The rule editor automatically limits the types depending on the selected field.

* [Constant](/docs/reconciliation/rule-type-constant)
* [Create Campaign Member](/docs/reconciliation/rule-type-create-campaign-member)
* [Create Record](/docs/reconciliation/rule-type-create-record)
* [Find Duplicate](/docs/reconciliation/rule-type-find-duplicate)
* [Fixed Width Extract](/docs/reconciliation/rule-type-fixed-width-extract)
* [Guided Review](/docs/reconciliation/rule-type-guided-review)
* [Keyword Search](/docs/reconciliation/rule-type-keyword-search)
* [Manage Source](/docs/reconciliation/rule-type-manage-source)
* [Normalize](/docs/reconciliation/rule-type-normalize)
* [Process Installment](/docs/reconciliation/rule-type-process-installment)
* [Query](/docs/reconciliation/rule-type-query)
* [Regular Expression](/docs/reconciliation/rule-type-regular-expression)
* [Update Record](/docs/reconciliation/rule-type-update-record)