The document discusses avoiding plagiarism in academic writing. It defines plagiarism as copying work without citing the source, including directly copying text, heavily paraphrasing without citation, and failing to cite ideas or facts from other sources. The document notes that sources can include both written and spoken work from any medium, as well as images and other media. It emphasizes the importance of citing any work that originates outside of the writer, including when paraphrasing or summarizing, unless it is common knowledge. Direct quotes, paraphrases, and summaries all require citation of the original source.