## Documentation Index Access the complete documentation index at: https://www.zoho.com/en-fr/books/kb/llms.txt Use this file to discover all available documentation pages before proceeding. [Back](./) # How do I add additional information to my customer’s billing and shipping address? Many a times, you’ll have to add additional information to your customer’s billing/shipping address. It could be anything such as VAT number, reference number, or a tracking ID. You can use custom fields to enter these additional information and add them to your customer’s billing or shipping address by inserting the appropriate placeholders. Here’s how: * Go to **Settings**. * Under _Preferences_, navigate to **Customers and Vendors**. * Go to the **Field Customization** tab. * Click **\+ New Custom Field** and add the details for the custom field of your choice. * Click **Save** to proceed. * Go to the _General_ tab and scroll down to **Customer and Vendor Billing Address Format** or in the **Customer and Vendor Shipping Address Format** field. * Click **Insert Placeholder** and choose the appropriate custom field label and custom field value. * Click **Save** to proceed. You’ll be able to see this custom field in the **Custom Field** tab while creating or editing the address for a customer. * * *