copyright
Description
Copyright is a legal term which refers to an individual or group ability to claim legal ownership of something for example a photograph, a piece of music or a book.
It is also there as a protection for the publisher as they can take people to court over the material being published without permission.
There are many advantages such as
-The publisher can enforce the full extent of the law regarding the material being used if permission has not be asked.
-Gives you protection of your work
-Right to authorize the work
Main disadvantages are
-Doesn't allow the user to share the work
-You must actually own the material to enforce your right.