Email id to be entered in the Output Preference in Manage shipping Output reference

Summary:

Need to know which email id to be entered in From Mail id field in "Manage shipping Output reference"

Content (required):

In Manage shipping Output reference we are setting up to send automatic Email notification to user for Pick slip report.

Wanted to know what is the email id to be entered in From Mail id field

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Code Snippet (add any code snippets that support your topic, if applicable):