The protection of your personal data is very important to us. We process and store personal data strictly according to the provisions of the EU General Data Protection Regulation (GDPR / DSGVO).
MindSell™ – Miguel Santillan Sole Proprietorship
Ystader Straße 13, 10437 Berlin, Germany
Email: miguel@mindsell.org
Phone: +49 178 611 6668
We collect, store, and use personal data only when necessary for our services and business purposes.
When you visit our website, our server automatically stores log files containing:
This data is processed for security and system stability reasons under Art. 6(1)(f) GDPR and is not merged with other data sources.
If you contact us via a form or email, the information you provide (name, email, phone, message) will be stored for the purpose of processing your inquiry.
Legal basis: Art. 6(1)(b) GDPR (contract initiation).
We use Mailchimp (The Rocket Science Group LLC, USA) to send newsletters and marketing emails. By subscribing, you consent to your data (email, name) being processed by Mailchimp according to their privacy policy: Mailchimp Privacy.
You can unsubscribe at any time via the unsubscribe link in every email.
We use Calendly for online appointment scheduling. When booking a call, you provide your name, email, and availability. Calendly is operated by Calendly LLC, USA. Your data is transmitted and stored on Calendly's secure servers.
Privacy details: Calendly Privacy Policy.
We use Stripe Payments Europe Ltd. for processing online payments. Stripe may collect your name, billing address, credit card details, and transaction information.
Privacy details: Stripe Privacy Policy.
When contacting us via WhatsApp, your message and phone number are transmitted to Meta Platforms Ireland Ltd. Please avoid sharing sensitive data via WhatsApp.
Our website uses cookies to improve user experience and analyze traffic. You can disable cookies anytime through your browser settings.
Legal basis: Art. 6(1)(f) GDPR (legitimate interest).
We use:
You have the right to:
To exercise your rights, contact us via miguel@mindsell.org
We retain personal data only as long as necessary to fulfill the purpose for which it was collected or as required by law (tax or accounting).
Data is processed according to:
These Terms apply to all workshops, coaching sessions, and digital materials offered by MindSell™.
Bookings are made online through Stripe or Calendly and confirmed upon payment. All prices include applicable taxes unless stated otherwise.
For individual coaching or workshops:
If you cannot attend, your ticket can be transferred to another person with written confirmation.
All content, scripts, exercises, and materials provided during programs are property of MindSell™ and may not be copied, distributed, or reproduced without written permission.
MindSell™ is not liable for indirect or consequential damages. Our programs aim to develop communication and persuasion skills; success depends on individual application and effort.
This agreement is governed by German law. The place of jurisdiction is Berlin.
If you book a digital product or service online, you have a 14-day right of withdrawal unless you expressly request that the service begin immediately (e.g., attending a workshop within those 14 days).
To withdraw, send an email to miguel@mindsell.org with your name, booking date, and order reference.
We may update this Privacy & Legal Policy from time to time to reflect legal or operational changes. The latest version is always available at www.mindsell.org/privacy-policy
MindSell™ – Miguel Santillan
Email: miguel@mindsell.org
Phone: +49 178 611 6668
Last updated: November 7, 2025