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# coreSTORE - Integrations: How to Integrate MailChimp in coreSTORE

Mailchimp is an email list service that allows you to send messages to your customers in an easy to use interface. Corestore integrates with Mailchimp by allowing you to add customers, suppliers, and employees to your Mailchimp lists.

Here are the steps to integrate with Corestore:

1.  Login to Mailchimp.
2.  Click on the left side your username.
3.  Click Account on the menu that appears.
4.  Click Extras.
5.  Click API keys.
6.  Generate a key.
7.  Copy the key (CTRL + C).
8.  Open CoreStore.
9.  Click Inventory > Locations.
10.  Edit the location you want to add the api key to Paste (CTRL + V) the API key into the "Mailchimp API key" field and hit Submit.

Once Mailchimp has been integrated, you will see your mailing lists and the option to select a default list for any new customer that gets added to your store:

![](https://storage.crisp.chat/users/helpdesk/website/73163cbfc57fcc00/5de86bf4-6c41-4a2e-87ad-fc6a96_1tkrs44.png)

Selecting a default simply means that when you create a new customer, that mailing list will already be selected. 

When you create a new customer, you will now see the option to add them to the mailing lists you have set up in Mailchimp.