Terms of service
Terms of Service
**Last updated: September 17, 2026**
### About BY DERNER
BY DERNER operates the ecommerce website:
**https://byderner.com**
The store is operated by:
**Rosvita Angela Derner**
Rua Pioneiro José Tel, 1124
Jardim Guaporé
Maringá - PR
Brazil
Email: **info@byderner.com**
Phone: **+55 (44) 997007878**
### Products
BY DERNER offers consumer products through its online store.
We aim to provide accurate:
- descriptions
- specifications
- images
- dimensions
- materials
- colors
- product information
Actual appearance may vary slightly because of:
- photography
- lighting
- screen settings
- normal manufacturing variation
### Product Claims
Objective statements regarding:
- materials
- performance
- coatings
- specifications
- construction
- dimensions
apply only where specifically stated and supported for that product.
### Pricing
Prices are displayed in the applicable currency before checkout.
Shipping charges, taxes, or other amounts charged directly by BY DERNER will be disclosed before payment.
### Orders
BY DERNER may refuse or cancel an order for legitimate reasons including:
- payment failure
- suspected fraud
- product unavailability
- pricing error
- technical error
- delivery restrictions
- legal requirements
Paid canceled orders will be appropriately refunded.
### Payment
Payments are processed through the methods shown at checkout.
BY DERNER generally does not directly store complete card credentials handled by third-party payment providers.
### Shipping
Shipping terms are described in our **Shipping & Delivery Policy**.
### Returns
Return terms are described in our **Return & Refund Policy**.
### Warranty
Eligible products are covered by our **2-Year Limited Warranty**.
### Intellectual Property
BY DERNER branding, logos, original text, and original creative materials owned by BY DERNER are protected by applicable law.
Third-party content remains the property of its respective owners.
### Acceptable Use
You may not:
- misuse the website
- attempt unauthorized access
- commit fraud
- interfere with website security
- use the website unlawfully
### Liability
Nothing in these Terms excludes liability that cannot legally be excluded.
To the extent permitted by applicable law, BY DERNER is not responsible for indirect or consequential losses that were not reasonably foreseeable.
### Changes
These Terms may be updated periodically.
The current version will be published on this page.