CC licenses were designed to allow Creators to share their work under certain conditions and these licenses override default restrictions in copyright law.
All CC Licenses allow for Reuse and Redistribution of a work – after that there are alternative licenses based upon the following:
All content licenesd under a Creative Commons License can be Reused or Redistributed (i.e.Shared with others - such as in a Course Pack) without the need to contact the copyright holder. If you want to modify it in any fashion, you will need to ensure that the license does not contain a No Derivatives Works clause - which prevents others from either Remixing or Revising the content. You would want to have the right to make Derivative works if you wanted to:
Creative Commons Licesnse that allows for the making of Derivative Works (i.e. Open Educational Resources) generally include on of three types of Creative Commons Licenses:
Creative Commons Licenses have a number of advanges: