All Payments are handled 100% through Shopify. Their privacy policy is as follows: 

“Our teams work tirelessly to protect your information, and to ensure the security and integrity of our platform. We also have independent auditors assess the security of our data storage and systems that process financial information. However, we all know that no method of transmission over the Internet, and method of electronic storage, can be 100% secure. This means we cannot guarantee the absolute security of your personal information. You can find more information about our security measures at https://www.shopify.com/security.”

Kids Consign It will not provide your private information such as name, address, phone number, or email address with any 3rd party for any reason.