“Rights clearance” is a term often used indiscriminately to describe a set of processes that are followed both in the physical and digital world. As a consequence, the “bad” use of this term and in general the terminology related to rights clearance is usually a source of many ambiguities and misconceptions that prevent readers from acquiring a common understanding on the issue. The goal of this section is to outline the related topics, address controversial issues and eventually formulate a clear basis that will help the reader gain an insightful view of the subject.