"You don't want to become guilty of plagiarism by letting someone else's words get inadvertently mixed in with your own. If you do feel the need to paste in a block of research while you're writing, be sure to highlight the copied text in a different color so you can go back and remove or rewrite it entirely later." Gayle Lynds
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Plagiarism: The act of taking someone else work or ideas and incorporating it into your work without acknowledging the original creator.
Fair Use: a fair use is any copying of copyrighted material done for a limited purpose. See full definition here.
Copy Right: According to copyright.gov "Copyright is a type of intellectual property that protects original works of authorship as soon as an author fixes the work in a tangible form of expression. In copyright law, there are a lot of different types of works, including paintings, photographs, illustrations, musical compositions, sound recordings, computer programs, books, poems, blog posts, movies, architectural works, plays, and so much more!"