Andrew Morin; Jennifer Urban; Piotr Sliz, A Quick Guide to Software Licensing for the Scientist-Programmer…
“ The primary purpose of a proprietary software license is to limit the use of software according to the rights owner's business strategy. As a result, proprietary licenses are often very restrictive for end-users. They typically allow use of the software only for its stated purpose, often only on a single computer, forbid users from copying, redistributing, or altering the work, and specifically prohibit the creation of derivatives using parts of the work. ”
