"The Creative Commons copyright licenses and tools forge a balance inside the traditional "all rights reserved" setting that copyright law creates. Our tools give everyone from individual creators to large companies and institutions a simple, standardized way to grant copyright permissions to their creative work. "
"According to our research, more than 90% of Creative Commons photos are not attributed at all. To make matters worse, less than 10% of the photos that do credit the original work are attributed properly. This means that more than 99% of Creative Commons photos are not adequately attributed."
"Share - copy and redistribute the material in any medium or format
Adapt - remix, transform, and build upon the material
for any purpose, even commercially.
The licensor cannot revoke these freedoms as long as you follow the license terms."