---
schema_version: "1"
id: e093802dc920c4c8b1bba177fb6b5d2f288d28ce29a96062e4cc33245bc12ca3
title: Create a Collection
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/mktg/264-0-0/mc_es_create_collection.md
canonical_url: https://help.salesforce.com/s/articleView?id=mktg.mc_es_create_collection.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: a83de9797bb1c92ef2dca13b9698c495966ca695eddc3d7a79686139871940ad
description: Follow these steps to create a collection in Enterprise Reply Mail Management using Marketing Cloud Engagement Setup.
products:
  - Marketing
  - Marketing Cloud Engagement
release: "264"
---
# Create a Collection

Follow these steps to create a collection in Enterprise Reply Mail Management using Marketing Cloud Engagement Setup.

Include a rule that details how the collection handles a leave-unsubscribe header as the first rule in the collection. That rule must be the first rule in the collection. You can specify how that rule handles messages that include a leave-unsubscribe header to best fit your needs.

1. In the app switcher, hover over your name and click **Setup**.
2. In Marketing Cloud Engagement Setup, in the Quick Find box, enter reply, and then click **Enterprise Reply Mail Management**.
3. Click **Collections**, and then click **Create**.
4. Enter a name and description for the collection.
5. Drag the rule from the Available Rules field to the Assigned Rules field under the Rule Assignment heading.
6. To include more rules in the collection, drag rules to the Assigned Rules field.
7. For Enterprise 2.0 accounts, choose whether to make this collection to all current and future business units or selected business units.
    1. To allow universal access across your Enterprise 2.0 account, click **All Current and Future Business Units**.
    2. To choose specific business units, choose **Selected Business Units** and click **Select**.
8. Save the collection.