Feature: Using MailChimp within Salesforce to add contacts to the subscriber list, segments and interest groups.
Adding an Individual Contact to MailChimp
Instructions: Search for the name of the contact and click on 'MailChimp Subscription'.
Adding Mass Users to MailChimp
Follow the steps below:
1. Click the Contacts tab
2. Select list view and then click Go.
3. Tick users to add to MailChimp subscriptions.
Note: Any existing user in the MailChimp list will not be duplicated.