## Documentation Index Access the complete documentation index at: https://www.zoho.com/ca/books/kb/llms.txt Use this file to discover all available documentation pages before proceeding. [Back](./) # How do I add a secondary email address to a customer? You can add only one email address to a customer. However, you can associate a secondary email address to the customer as a contact person. To do this: * Go to _Sales_ on the left sidebar and select **Customers**. * Select a customer. * Click the **+** button next to _Contact Persons_. * Enter the the email address and the other details in the pop-up that appears. * Click **Save**. When you create transactions for this customer, you will find the email addresses of both the primary customer and the associated contact person under **Email Communications** field.