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Users or visitors who sign up for news and updates can be added to your Mailchimp subscriber list. Support for API 3.0 included. You During implementation, you can also select whether a user is automatically subscribed upon registering on your site.
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Automated email marketing - audience segment: customers with orders
Once the ecommerce data are connected to your MailChimp subscribers, your you can create more targetted automated marketing campaigns can be more targetted. For example, you can identify members who purchased from a particular product category, and send them a follow-up email with related products.
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