General terms of use for eBooks

1. Usage Rights, Third-Party Access, Duplication, Printing, Storage

The purchaser is granted a single personal use of the E-book and all related files.

The purchaser is not authorized to grant access to the E-book, in whole or in part, to any third party, in particular, to sublicense, to transfer, to timeshare, or to rent out the E-book.

Making the E-book available on the Internet or in other networks, reselling the E-book, and/or any use for commercial purposes is not permitted.  

Making copies or printouts and storing a backup copy of the E-book on another device is permitted for private, personal use only. This must not give rise to third-party access.

Inclusion of the E-book, in whole or in part, in a purchaser’s own print or online publication is not permitted.

Copying of E-book contents is only permitted for private purposes and only in the form of excerpts.

The above conditions also apply to any audio, video, or other files that accompany the E-book.

2. Content Alteration, Third-Party Rights

Barring differing compelling legal obligations, the E-book may not be altered by the purchaser in form or content in any way. The purchaser is not authprized to create derivative works based on the contents of the E-book, nor to use these contents in any way that would infringe the copyrights in this material.

Any proprietary or copyright notices, disclaimers, digital watermarks, trademarks, onscreen notices, labels, or other marks must not be removed or suppressed from the E-book in any way.

3. Accessibility

The publisher makes no warranties as to continuous unlimited access to the E-books. Disruptions or service failures cannot be ruled out.

The publisher reserves the right to alter, expand, limit, or discontinue the environment in which E-books are made available and to remove data at any time and without further notice. The publisher accepts no liability for data losses.

4. Misuse

The publisher reserves the right to investigate occurrences of suspected unauthorized use or other contract violations and to take appropriate action, in particular, to deny the purchaser further access to the licensed E-books, either in full or in part, temporarily or, in case of major violations, permanently.