---
sourceDocument: Xanadu Customer Service Management
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/xanadu/customer-service-management

 Release :

    - xanadu

ft:locale :

    - en-US

ft:publication_title :

    - Xanadu Customer Service Management

ft:clusterId :

    - csm

bundleId :

    - csm

workflow :

    - Customer and Industry


---

# Link an activated decision tree to this decision tree

# Link an activated decision tree to this decision tree {#ariaid-title1}

* Release version: Xanadu
* 
* Updated August 1, 2024
* 
* ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read

Nest and invoke a decision tree from a linking node when specific conditions are met in Decision Tree Builder. Use nested trees to execute complex troubleshooting and reuse existing decision trees.

## Before you begin

Role required: admin, sn_gd_core.decision_tree_author

## Procedure

1. Navigate to AllGuided DecisionsDecision Trees.
2. Select the decision tree from the list.
3. Select Open in Builder.
4. In Decision Tree Builder, add a new node by selecting the Add path icon (![Add path icon]()) on a node.
5. Select Add node.
6. In the pop-up window, select Link decision tree to configure a linking node.
7. Enter a name for the node.
8. In the Child decision tree field, select an activated decision tree.
9. Enter values or link inputs to reuse answers from prior nodes.  
   For more information, see [Reuse answers at decision points](https://servicenow-prod.fluidtopics.net/LpqemIEsl6DRL_01PzZegQ "Link inputs to reuse answers from prior nodes in Decision Tree Builder. For example, in a decision tree that deals with a loan application, you could reuse the input related to the customer’s salary at multiple decision points to determine the loan eligibility.").
10. Select Save and close.

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