Privacy Policy
Last updated: June 28, 2026
1. Introduction
Cardline Systems, LLC ("we," "us," or "our") operates the Cardline website and service. This Privacy Policy describes how we collect, use, and share information about you when you use our Service.
2. Information We Collect
We collect information you provide directly, such as your email address when you create an account. We also collect usage data, including search queries, cards viewed, and collections created, to improve the Service.
3. How We Use Your Information
We use your information to provide and improve the Service, process transactions, communicate with you, and ensure security. We may also use aggregated, anonymized data for analytics and product development.
4. Data Sharing
We do not sell your personal information. We may share data with trusted service providers who assist in operating the Service (e.g., payment processors, hosting providers), subject to confidentiality obligations. We may also disclose information if required by law.
5. Cookies and Tracking
We use cookies and similar technologies to maintain your session, remember preferences, and analyze usage. You can control cookie settings through your browser.
6. Data Security
We implement reasonable measures to protect your information from unauthorized access or disclosure. However, no method of transmission over the internet is completely secure, and we cannot guarantee absolute security.
7. Data Retention
We retain your personal information for as long as your account is active or as needed to provide the Service. You may request deletion of your account and associated data by contacting us.
8. Children's Privacy
The Service is not intended for children under 13 years of age. We do not knowingly collect personal information from children under 13. If you believe we have collected such information, please contact us immediately.
9. Your Choices
You may update or delete your account information at any time through your account settings. You may also opt out of promotional communications by following the unsubscribe instructions in those messages.
10. Changes to This Policy
We may update this Privacy Policy from time to time. We will notify you of material changes by posting the updated policy on this page. Your continued use of the Service after such changes constitutes your acceptance of the revised policy.
11. Contact Us
If you have questions about this Privacy Policy, please contact us at jacob@pengwinning.com.