Privacy policy

PRIVACY POLICY

Last Updated: September 8, 2026

Tangenterra (“Tangenterra,” “we,” “us,” or “our”) operates Tangenterra.com and related online services, content, features, products, and ecommerce experiences (collectively, the “Services”).

Our online store is powered by Shopify, which provides the ecommerce platform we use to offer our products and Services.

This Privacy Policy explains how we collect, use, disclose, and protect personal information when you visit our website, purchase Tangenterra products, create or use an account, contact us, subscribe to communications, participate in promotions, or otherwise interact with the Services.

By using the Services, you acknowledge that you have read this Privacy Policy.

1. PERSONAL INFORMATION WE COLLECT

“Personal information” generally means information that identifies you or can reasonably be linked to you. It does not include information that has been anonymized or de-identified so that it cannot reasonably be linked to an individual.

Depending on how you interact with Tangenterra, we may collect the following categories of information:

Contact Information

This may include your:

  • name;

  • email address;

  • phone number;

  • billing address; and

  • shipping address.

Order and Transaction Information

This may include:

  • products you view or purchase;

  • items added to your cart;

  • order history;

  • returns and refunds;

  • payment status;

  • shipping information; and

  • other transaction details.

Payment Information

Payments are processed through Shopify and/or third-party payment providers.

Depending on the payment method you use, payment-related information may include payment card details, billing information, transaction information, and payment confirmation.

Tangenterra does not necessarily receive or store complete payment-card information when that information is processed directly by our payment providers.

Account Information

If account functionality is available and you create an account, we may collect information associated with that account, such as:

  • username or account identifier;

  • contact information;

  • order history;

  • preferences; and

  • account settings.

Communications

When you contact us, we may collect the information contained in your message and any materials you voluntarily provide, including customer-service inquiries, photographs, reviews, partnership inquiries, return requests, or other communications.

Device and Usage Information

When you interact with the Services, we and our service providers may automatically collect information such as:

  • IP address;

  • browser type;

  • device type;

  • operating system;

  • network information;

  • unique device or browser identifiers;

  • pages viewed;

  • links clicked;

  • referring pages;

  • shopping activity; and

  • dates and times of interactions.

Marketing Information

If you subscribe to marketing communications or interact with our advertising, we may collect information about your communication preferences and interactions with emails, advertisements, promotions, or other marketing content.

2. HOW WE COLLECT PERSONAL INFORMATION

We may collect personal information:

Directly from you, such as when you place an order, create an account, contact us, subscribe to communications, submit a review, request a return, or inquire about a partnership.

Automatically, through cookies, pixels, analytics technologies, and similar tools when you interact with our website.

From Shopify and service providers that help us operate our store, process payments, fulfill orders, prevent fraud, provide analytics, deliver communications, or perform other business functions.

From business and marketing partners, where permitted by law.

From other sources, when you direct another party to provide information to us or otherwise consent to its disclosure.

3. HOW WE USE PERSONAL INFORMATION

We may use personal information for purposes including:

Providing and Fulfilling Orders

We use information to:

  • process purchases;

  • process payments;

  • fulfill and ship orders;

  • provide order updates;

  • handle returns and refunds;

  • maintain customer accounts; and

  • provide customer service.

Operating and Improving Tangenterra

We may use information to understand how customers interact with our website, improve our products and Services, diagnose technical issues, develop features, and improve the shopping experience.

Communications

We use contact information to respond to questions, provide customer support, send transaction-related messages, communicate about orders, and maintain our relationship with customers and partners.

Marketing and Advertising

Where permitted by law, we may use information to:

  • send promotional emails or other marketing communications;

  • measure marketing performance;

  • recommend products;

  • understand customer interests; and

  • display advertisements that may be relevant to you.

You can unsubscribe from promotional emails using the unsubscribe link included in those messages.

Even if you opt out of marketing, we may still send transactional or service-related communications, such as order confirmations and shipping notices.

Security and Fraud Prevention

We may use information to:

  • verify transactions;

  • prevent fraud;

  • detect suspicious activity;

  • protect customer accounts;

  • enforce purchase limits;

  • prevent abuse of promotions;

  • protect the security of our website; and

  • protect Tangenterra, our customers, and others.

Legal and Compliance Purposes

We may use information when reasonably necessary to:

  • comply with applicable laws;

  • respond to lawful requests;

  • enforce our Terms of Service or other policies;

  • establish or defend legal claims; and

  • protect our rights or the rights of others.

4. COOKIES AND SIMILAR TECHNOLOGIES

Tangenterra, Shopify, and other service providers may use cookies, pixels, tags, local storage, and similar technologies.

These technologies may be used to:

  • operate the website;

  • remember preferences;

  • maintain shopping-cart functionality;

  • authenticate users;

  • understand website usage;

  • measure performance;

  • prevent fraud;

  • provide analytics; and

  • support marketing and advertising.

Your browser may allow you to block or delete cookies. Disabling certain cookies may prevent parts of the Services from functioning properly.

Depending on where you live, you may also have additional rights to control certain advertising or data-sharing technologies.

5. HOW WE DISCLOSE PERSONAL INFORMATION

We may disclose personal information when reasonably necessary to operate Tangenterra, including:

Shopify

Our ecommerce store is hosted by Shopify. Shopify processes information necessary to provide and improve the ecommerce Services.

Service Providers

We may provide information to companies that perform services on our behalf, such as:

  • payment processors;

  • shipping carriers;

  • fulfillment providers;

  • website hosting and technology providers;

  • analytics providers;

  • email and communication providers;

  • customer-support providers;

  • fraud-prevention providers; and

  • professional advisers.

These providers may process information as necessary to perform services for us.

Advertising and Marketing Partners

Where permitted by applicable law, we may disclose or make certain information available to advertising or marketing providers to measure campaigns, provide advertising, or understand customer interactions.

Depending on where you live, this activity may be legally considered “selling,” “sharing,” or processing personal information for targeted advertising even though Tangenterra does not sell customer information for money in the ordinary meaning of the word “sell.”

Where required, you may opt out of these activities through our privacy choices page:

Data Sharing Opt-Out:
https://tangenterra.com/pages/data-sharing-opt-out

At Your Direction

We may disclose information when you ask or authorize us to do so, including when necessary to ship a product or interact with a third-party service you choose to use.

Legal and Safety Reasons

We may disclose information when reasonably necessary to:

  • comply with applicable law;

  • respond to subpoenas, court orders, or lawful government requests;

  • investigate fraud or illegal activity;

  • enforce our policies;

  • protect Tangenterra's rights or property; or

  • protect the safety or rights of customers or others.

Business Transactions

If Tangenterra is involved in a merger, acquisition, financing, reorganization, sale of assets, bankruptcy, or similar business transaction, personal information may be disclosed or transferred as part of that transaction as permitted by law.

6. OUR RELATIONSHIP WITH SHOPIFY

Tangenterra's online store is powered by Shopify.

Shopify collects and processes certain personal information concerning your access to and use of our store in order to provide and improve Shopify's services.

Information you provide through our store may therefore be transmitted to and processed by Shopify and other service providers, including providers located outside your state, province, or country.

Shopify may also process information concerning your interactions with Tangenterra and other Shopify merchants to provide certain enhanced ecommerce, analytics, security, and advertising features.

For certain processing activities, Shopify may independently determine how and why personal information is processed.

You can learn more through Shopify's Consumer Privacy Policy:

https://www.shopify.com/legal/privacy/app-users

Shopify also provides privacy controls and information at:

https://privacy.shopify.com/

7. CHILDREN'S PRIVACY

Tangenterra products and educational content may be enjoyed by children and families. However, the ecommerce portions of Tangenterra.com, including purchasing products and providing payment information, are intended for adults or individuals legally permitted to make purchases.

We do not knowingly request that children provide personal information to us independently for the purpose of creating child profiles or marketing directly to them.

Parents and guardians may purchase Tangenterra products for children and may allow children to view Tangenterra content under their supervision.

If you are a parent or legal guardian and believe that a child has provided personal information directly to Tangenterra without appropriate authorization, please contact us at support@tangenterra.com so we can review the situation and take appropriate action.

We do not knowingly sell or share the personal information of children under 16 for targeted advertising as those terms are defined under applicable privacy laws.

8. THIRD-PARTY WEBSITES AND SERVICES

The Services may contain links to websites, social media platforms, or other services operated by third parties.

Tangenterra does not control the privacy, security, content, or practices of third-party services.

If you leave Tangenterra.com or interact with a third-party platform, that company's privacy policy and terms will govern your interaction with it.

9. DATA SECURITY

We use reasonable administrative, technical, and organizational measures designed to protect personal information.

However, no internet transmission, storage system, website, or security system can be guaranteed to be completely secure.

Please do not send sensitive information through unsecured communication channels.

You are responsible for protecting account credentials and should not share passwords or other access information with unauthorized persons.

10. DATA RETENTION

We retain personal information for as long as reasonably necessary for the purposes for which it was collected and as necessary to:

  • fulfill orders;

  • maintain accounts;

  • provide customer service;

  • maintain business and tax records;

  • comply with legal obligations;

  • prevent fraud;

  • resolve disputes; and

  • enforce agreements and policies.

Retention periods may vary depending on the type of information and applicable legal requirements.

When information is no longer reasonably necessary, we may delete, anonymize, or otherwise dispose of it in accordance with applicable law.

11. YOUR PRIVACY RIGHTS

Depending on where you live, applicable law may provide rights concerning your personal information.

These may include the right to:

  • request access to personal information we maintain about you;

  • request information about categories of personal information collected or disclosed;

  • request correction of inaccurate information;

  • request deletion of certain personal information;

  • obtain a portable copy of certain information;

  • opt out of certain sales or sharing of personal information;

  • opt out of targeted advertising;

  • restrict or object to certain processing;

  • withdraw consent where processing relies on consent; and

  • appeal certain decisions regarding privacy requests.

These rights are not absolute and may be subject to legal exceptions.

We will not unlawfully discriminate against you for exercising applicable privacy rights.

We may need to verify your identity before fulfilling a request.

Where permitted by law, you may also authorize an agent to submit certain requests on your behalf. We may require verification of that authorization.

To submit a privacy request, contact:

support@tangenterra.com

12. CALIFORNIA AND OTHER U.S. STATE PRIVACY RIGHTS

Residents of California and certain other U.S. states may have additional privacy rights under applicable state law.

Depending on the law that applies, these may include rights to know, access, correct, delete, or obtain copies of personal information and rights to opt out of certain uses of personal information for targeted advertising, sale, or sharing.

Tangenterra does not sell personal information for money.

However, certain advertising or analytics activities involving cookies and other technologies may constitute “selling” or “sharing” under some state privacy laws.

Where applicable, you can submit an opt-out request here:

https://tangenterra.com/pages/data-sharing-opt-out

If your browser sends a legally recognized Global Privacy Control (“GPC”) signal, we will process that signal as required by applicable law.

13. EUROPEAN ECONOMIC AREA AND UNITED KINGDOM

If you reside in the European Economic Area (“EEA”) or United Kingdom, applicable law may provide additional rights regarding your personal information.

Depending on the circumstances, these may include rights to:

  • access information;

  • correct inaccurate information;

  • request deletion;

  • restrict processing;

  • object to certain processing;

  • receive certain information in portable form; and

  • withdraw consent where consent is the legal basis for processing.

Where required, our processing of personal information will rely on an applicable legal basis, such as performance of a contract, compliance with a legal obligation, legitimate interests, or consent.

You may also have the right to lodge a complaint with your applicable data-protection authority.

14. INTERNATIONAL DATA TRANSFERS

Tangenterra, Shopify, and our service providers may process or store information in countries other than the country where you live.

Privacy and data-protection laws may differ between jurisdictions.

Where required by applicable law, appropriate safeguards will be used for international transfers, which may include recognized contractual protections such as Standard Contractual Clauses or other legally approved transfer mechanisms.

15. MARKETING COMMUNICATIONS

If you receive promotional emails from Tangenterra, you may unsubscribe at any time using the unsubscribe link contained in the message.

Unsubscribing from marketing communications does not prevent us from sending non-promotional messages necessary to complete transactions or provide requested Services, including order confirmations, shipping notifications, return information, security notices, or responses to customer-service inquiries.

16. CHANGES TO THIS PRIVACY POLICY

We may update this Privacy Policy periodically to reflect changes in our Services, technology, business practices, legal requirements, or other operational reasons.

When we update the policy, we will revise the “Last Updated” date.

Where required by law, we will provide additional notice of material changes.

17. CONTACT US

If you have questions about this Privacy Policy, Tangenterra's privacy practices, or would like to exercise an applicable privacy right, contact us at:

Tangenterra
Email: support@tangenterra.com

Mailing address: [INSERT BUSINESS PRIVACY CONTACT ADDRESS]

For purposes of applicable data-protection laws, Tangenterra is the controller of personal information where Tangenterra determines the purposes and means of processing that information.