> For the complete documentation index, see [llms.txt](https://docs.wpeka.com/woocommerce-newsletter-campaign-monitor-addon/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.wpeka.com/woocommerce-newsletter-campaign-monitor-addon/configuration-with-campaign-monitor.md).

# Configuration with Campaign Monitor

1. Add Campaign Monitor API Key from your MailChimp account. Here is link to get Campaign Monitor API key - <https://help.campaignmonitor.com/topic.aspx?t=206>
2. Select list for your account.
3. According to your Selected list, the merge fields will be displayed under 'WooCommerce checkout fields'.
4. You can add more custom fields.

**Note: These merge fields come from MailChimp List. First you have to create custom fields in MailChimp for a particular list.**![](https://2759117698-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LhZhxC-ajRG4cFfy_cs%2F-LhZi1LUJBdDjmWD0oQK%2F-LhZi1_G_h6mRt4EoTb-%2F9.png?generation=1560762922286154\&alt=media)