Install Mailchimp
1. Go to Integrations from the left sidebar menu.
2. Enter Mailchimp API Key and then click “Connect” button
How can i find my Mailchimp APi key?
Login to your Mailchimp account navigate to https://<dc>.admin.mailchimp.com/account/api
Where <dc> is your data center and different for every customer.
On “Your API keys” section click on “Generate a key”
They will ask you for the name of your API key. Enter a friendly name and click the ‘Generate Key’ button. Copy your newly generated API key.
You are all set!