Effective Date: 09.05.2025
This Privacy Policy ("Policy") describes how Ratiochess, founded by Dmitry Gordievsky, collects, uses, and protects your personal information when you use the website [insert website address] (the "Website"), fill out any form, schedule a lesson, or otherwise interact with us online.
1. Information We CollectWe may collect the following types of personal data:
1.1 Device InformationWhen you visit the Website, we automatically collect information such as:

• IP address
• Geolocation
• Browser type and version
• Operating system
• Time of access, session duration, navigation behavior
• Referring URLs and search terms

1.2 Contact InformationWhen you fill out a form or contact us via the Website, email, WhatsApp, or Telegram, we may collect:

• Full name
• Email address
• Country of residence
• Age (especially for minors)
• Phone number (optional)
• Payment confirmation (if a transaction is made)

2. Tracking TechnologiesWe use various technologies to collect technical data, including:

• Cookies — small files stored on your device
• Log files — track page activity and session data
• Web beacons and pixels — monitor interactions with content
• Google Analytics — for traffic and behavior analysis (Privacy Policy)
• Yandex Metrica — for heatmaps, click tracking, and site optimization (Privacy Policy)

You can disable cookies in your browser settings. Learn more: http://www.allaboutcookies.org
3. How We Use Your InformationWe use your information for the following purposes:

• To provide individual and group chess lessons
• To respond to your inquiries
• To send learning materials, notifications, and schedule reminders
• To improve our website and content based on user behavior
• To detect and prevent fraud or technical errors
• To comply with applicable laws and regulations

4. Sharing of InformationWe do not sell or rent your personal data. We may share your data only with:

• Technical service providers (hosting, email, analytics, payment processors such as Google, Meta, Yandex, and MercadoPago) under confidentiality agreements
• Government agencies or law enforcement, when legally required

5. Analytics and Advertising Opt-OutWe may use anonymized data (e.g., IP address) to analyze the effectiveness of our outreach campaigns. You may opt out of tracking:

• Google Analytics: https://tools.google.com/dlpage/gaoptout
• Interest-based ads: http://optout.aboutads.info
• 6. Data RetentionWe retain your data for as long as it is necessary to fulfill the purposes listed above.
• Upon request, we will delete or anonymize your data unless we are legally required to retain it (e.g., for tax or audit purposes).
• Payment-related data may be kept in accordance with Argentine tax law.

7. Your RightsYou have the right to:

• Access your data
• Request correction or deletion
• Restrict data processing
• Withdraw consent (which may prevent further service)
• File a complaint with your national data protection authority

To exercise these rights, contact: info@ratiochess.com
8. Minors.If the student is under 18 years old, services are provided only with the written consent of a parent or legal guardian. We do not knowingly collect data from minors without such consent.
9. Changes to This PolicyWe may update this Policy from time to time. Any updates will be published on this page with the date of revision. We encourage you to review this page periodically.
10. Contact InformationWebsite Owner: Ratiochess
Founder: Dmitry Gordievsky
Email: info@ratiochess.com
Address: Moldes 3039, Buenos Aires, Argentina