Spec work Fully executed creative work requested by crowdsourcing platforms that is
not paid for upfront, and is only paid for when the work is chosen or accepted.
Work that is not selected is not paid for.
User-generated Various kinds of media content, publically available, that are produced by endusers.
Wiki A simple website that can be edited in real time by a number of users.
Wisdom of the
crowd
The collective knowledge, opinion or skills of a group of individuals rather
than a single expert used to solve a problem. Usually used for consumer
feedback and new product development