The Four Factors of Fair Use
Intellectual Property Information Center at Kansas State University Online Tutorial on Copyright Basics
What do you plan on doing with it? Will it be used for commercial or nonprofit education purposes?
2. The nature of the copyrighted work
What are you copying? Is it a fictional or factual piece, published or unpublished?
There are no concrete rules as to what constitutes fair use, but case law has helped develop four factors that can assist in determining whether use of a copyrighted item is “fair” or infringing.
1. The purpose and character of the use