Copyright and the law

- Copyright: A law that allows any originators to protect their original works so that other people can't copy them.

- Copy Free: A product that can be distributed without having any copyright licenses.

- Trade Mark: A word, words, or symbol that is legally registered or established to represent a company or product

- Creative Commons: A non-profit company that collects and distribute copy free products. 

- Royalty free: The right to use copyrighted materials and intellectual without paying royalties, usually relates to music.

- GNU licensed: A software that collects free software and distribute them.

- Public Domain: A state of belong or being available to the public.

Copyrighted = Reliable
Copy free = ?