Copyright and licenses
A collection of rights granted to the author of a pice of work.(book song ect.)
Works in the public domain are those whose exclusive intellectual property rights have expired, have been forfeited, or are inapplicable.
copy work that you can use, copy or give away for free.
copyright work that is similar to freewar, but if permeant/full use, you must pay for it. it offers a free trail.
all rights reserved
may be used by the purchaser according to the exact details spelled out in the license agreement
Softwear that includes the source code with the idea that someone can improve upon it.