# Campaign Monitor- Setup Documentation

The[ Campaign Monitor](https://easydigitaldownloads.com/downloads/campaign-monitor/) email marketing extension adds an option for your customers to join your Campaign Monitor email list during checkout.

### **Configuration Instructions for** Campaign Monitor

1. Once [installed](https://easydigitaldownloads.com/docs/how-do-i-install-an-extension/), locate the settings for this extension via ***WordPress admin → Downloads → Settings → Extensions** **→ Campaign Monitor***2. Enter your API Key and Client ID found under ***Account Settings → API Keys*** in your Campaign Monitor account dashboard. **Note**: Your Campaign Monitor lists will not appear until the API Key and Client ID are saved.3. Finally set a Checkout Label if you wish and click Save Settings. By default the checkout page will show *"Sign up for our mailing list".* Once you Save Settings, all available lists will appear. ![](https://easydigitaldownloads.com/wp-content/uploads/2022/07/6184ccfb36aa6.png)