
Share Alike: If you want to
distribute alterations of an image — if, for example,
you crop it to put it on your card, you have to
allow others to freely use YOUR image, too. It’s
sort of a pay-it-forward condition.
Noncommercial: You cannot use any
Noncommercially licensed images for your business.
No exceptions.
No Derivative Works: You can use
these images only if you do not change them in any
way.
These four conditions make up six different kinds of Creative Commons license: