Terms of Service

Last Updated: June 12, 2026

These Terms of Service ("Terms") govern your use of thefourlanguages.com and all digital products and services offered by Innovation Distributed OU ("we", "us", "our"), registered in Estonia (registry code 16434657).

By purchasing or accessing our products, you agree to these Terms.

1. Our Products and Services

We offer digital educational products and services at the following tiers:

TierWhat You GetPrice
DIY CourseThe whole system, all three parts (12 modules): the full self-paced course, framework teachings, template kit, and self-hosting guide, as a downloadable kit you own and keep. Lifetime access to the course; build at your own pace. No live sessions or library (those are Membership).EUR 450 (one-time)
The Four Languages MembershipMonthly membership with full course and template kit, ongoing template-kit updates, every co-build session included (about eight a month, across Wednesdays and Thursdays), a growing library of builds, and Discord community access. If the membership ends, the member keeps the files they have already downloaded; course access, the co-build sessions, and the library end with the membershipEUR 150/month

All prices are in EUR. Prices may change. Any price change applies only to new purchases, not existing customers. If you purchased at an earlier price, you keep that price permanently.

2. Account and Access

When you purchase a product:

Lifetime access (for one-time purchases) means access for as long as we operate the course platform at thefourlanguages.com. If we ever discontinue the platform, we will provide at least 90 days notice and ensure you can download your materials.

3. What You Can and Cannot Do

You CAN:

You CANNOT:

To be clear: The course teaches you to build YOUR OWN personalized system. It does not grant you a license to teach, resell, or redistribute the methodology itself.

4. Root System Template Kit

If your purchase includes kit access:

5. Sessions and Services (Membership)

For The Four Languages Membership:

About the co-build sessions:

6. Refund Policy

We want you to be confident in your purchase. Here is our refund policy:

Digital courses (DIY Course):

The Four Languages Membership:

Important: Refund requests must be sent to maaria@thefourlanguages.com. Please include your purchase email and the reason for your request.

7. Intellectual Property

All content on thefourlanguages.com, including but not limited to:

...is the intellectual property of Innovation Distributed OU and/or Maaria Tiensivu. All rights reserved.

Your purchase grants you a personal, non-transferable, non-exclusive license to use the materials for your own development. It does not transfer ownership of any intellectual property.

8. Payments and Taxes

9. Availability and Changes

10. Use of AI Tools

We use AI tools in the creation, delivery, and operation of our products and services:

The course teaches you to use these same tools to build your own system. You are responsible for your own AI tool subscriptions, API usage, and compliance with the terms of any tools you choose to use.

11. Limitation of Liability

The Four Languages Root System is an educational product. Results depend on your effort, circumstances, and application.

12. Governing Law

These Terms are governed by the laws of Estonia. Any disputes will be resolved in the courts of Tallinn, Estonia, unless mandatory consumer protection laws in your jurisdiction require otherwise.

For EU consumers: You may also use the EU Online Dispute Resolution platform at ec.europa.eu/consumers/odr.

13. Contact

If you have questions about these Terms:

Innovation Distributed OU

Registry code: 16434657

Ahtri tn 12, Kesklinna linnaosa

Tallinn 15551, Estonia

Email: maaria@thefourlanguages.com

Website: thefourlanguages.com