So, although your heart and intentions may be pure, the other factors must still be considered. Copyrighted works that are altered significantly are more likely to be considered fair use. Copyrighted works used for nonprofit or educational purposes are more likely to be considered fair use. Published works are more likely to be considered fair use. Out of print works are more likely to be considered fair use.
Factual works are more likely to be considered fair use.
The smaller the percentage of the work used, the more likely it is to qualify as fair use. The less significant the portion of the work used, the more likely it is to be considered fair use. Copyrighted works that are used for another purpose or designed to appeal to a different audience are more likely to be considered fair use. Although these guidelines are not statutory, they are contained in the legislative history of the Copyright Act. The guidelines do not allow users to make multiple copies of different works as a substitute for the purchase of books or periodicals copy the same works for more than one semester, class, or course copy the same work more than nine times in a single semester use copyrighted work for commercial purposes use copyrighted work without attributing the author.