Every commercial website in Germany, Austria and Switzerland must have an Impressum, it's the law. This is ours.

Contact Information

Website Owner: Soledad Galli

Address: Weserstr. 40a, 10247, Berlin, Germany

Email: solegalli [at]

Phone: +49 160 9955 4042 (please do not call, email first)

TAX number: 14/300/00306

Terms of Use

The information provided on this website is provided “as-is” without warranties of any kind either expressed or implied. Train in Data and its authors make no warranties or representations of any kind concerning any information contained in this website, and hereby disclaim and negate all other warranties, including without limitation, implied warranties or conditions of merchantability or fitness for a particular purpose. The authors expressly disclaim all liability with respect to actions taken or not taken based upon the information contained herein or with respect to any errors or omissions in such information or any sites linked to this website. Further, Train in Data and its authors do not warrant or make any representations concerning the accuracy, likely results, or reliability of the use of the materials on its internet website or otherwise relating to materials on any sites linked to this website.


In no event shall Train in Data or its authors be liable for any damages (including, without limitation, damages for loss of data or profit, or due to business interruption) arising out of the use or inability to use the materials on this website, or in the sites linked on this website

Revisions and Errata

The materials appearing on this website or sites linked on this website could include technical, typographical, or photographic errors. Train in Data and its authors do not warrant that any of the materials on its website are accurate, complete, or current. We may make changes to the materials contained on our website at any time without notice. We do not, however, make any commitment to update the materials.


Train in Data and its authors are not responsible for the content in every site linked to this website, or linked in blogs linked to this website. The use of any such linked website is at the user's own risk.

Site Terms of Use Modifications

We may revise these terms of use for our website at any time without notice. By using this website you are agreeing to be bound by the current version of these Terms of Use.

Privacy Policy

This Privacy Policy governs the manner in which the website collects, uses, maintains and discloses information collected from users.

Information we collect

If you subscribe through our subscription forms, the data is collected and stored by Mailchimp, a third party. They store your data on secure servers.

How we use your personal information

We use the information you provide by signing up, that is, your email, to contact you with general or personalized service-related notices and promotional messages and newsletters.

How we may communicate with you

We may contact you to poll your opinions through surveys, to send updates about our courses, open-source packages, blogs and related news, or as otherwise necessary to contact you to enforce our User Agreement, applicable national laws, and any agreement we may have with you. For these purposes we may contact you via email.

How can you withdraw their consent

If you don’t want us to process your data anymore, please contact us at solegalli [at] or using the unsubscribe buttons provided in the emails we send you.


This website tracks statistics anonymously with Plausible. It does not set tracking cookies. Statistics are stored on servers in the European Union, and they are not shared with nor sold to other companies.

For marketing emails we use Mailchimp. Mailchimp will place single pixel gifs, also known as web beacons, in every email sent by us. These are tiny graphic files that contain unique identifiers that enable Mailchimp and therefore us to recognize when an email is opened or links are clicked by our subscribers. These technologies record each contact’s email address, IP address, date, and time associated with each open and click for a campaign. Mailchimp uses this data to create reports for us about how an email campaign performed and what actions you took. For more information visit Mailchimp's Cookie Policy website.

Advertising policy

We are the authors of the courses and blogs linked on this website. If you enroll in one of our courses on Udemy, we earn money. Most of our blogs on Medium are behind a paywall. Medium will allow you to read only a certain number of articles for free per month and to read more it might ask you to buy a Membership. We earn money when readers with Medium memberships read our articles.

We do not earn money if you read our articles that are not hosted on Medium.

We do not use affiliate links neither in this website nor in our linked blogs.

We do not allow ads on our website.

We do not accept guest posts.