Factor 3: Amount and Substantiality of Portion Used
FAVORS FAIR USE |
OPPOSES FAIR USE |
- Small portion of work used
- Portion used is not central or significant to entire work as a whole
- Amount is tailored to acceptable purpose
|
- Large portion or entire work used
- Portion used is central to work or “heart of the work”
- Amount taken is more than is necessary
|
|
|
Factor 4: Effect on Market for Original Work
FAVORS FAIR USE |
OPPOSES FAIR USE |
- No significant effect on the market on actual or potential market for copyrighted work
- Use stimulates market for original work
- One or few copies made
- No similar product marketed by the copyright holder
- Lack of licensing mechanism or out of print
- User owns lawfully acquired or purchased copy of original work
- Restricted Access
- Supplemental Reading
|
- Significantly impairs market or potential market for copyrighted work or derivative
- Reasonably available and affordable licensing mechanism for use of the copyrighted work
- Numerous copies made
- Repeated and/or long-term use that could diminish market for original work
- Could replace sale of copyrighted work
- Unrestricted access online or by other means
- Required Reading
|
|
|
- Based on the fair use analysis and weighing all the factors together, the use of the copyrighted material falls within the fair use exception.
- Based on the fair use analysis and weighing all the factors together, the use of the copyrighted material does not fit within the fair use exception. Permission should be obtained.
The Fair Use Analysis Checklist is licensed under CC-BY 4.0 adapted from Columbia University Fair Use Checklist by Kenneth D. Crews (formerly of Columbia University) and Dwayne K. Buttler (University of Louisville) CC-BY 4.0.