Terms and conditions

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

The purchaser is granted a single, nontransferable license for his or her personal use of the eBook and all related files.

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

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

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

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

Copying of eBook 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 eBook.

2. Content Alteration, Third-Party Rights

Barring differing compelling legal obligations, the eBook may not be altered by the purchaser in form or content in any way. The purchaser is not authorized to create derivative works based on the contents of the eBook, 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 eBook in any way.

3. Access

The ebooks are offered at a pay what you want price. With the purchase of an eBook, the buyer receives a download link. The product can be downloaded three times.

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 eBooks, either in full or in part, temporarily or, in case of major violations, permanently.