A free encyclopedia, free to read and to use, free of copyright (except for some Fair Use material)
A comprehensive modern encyclopedia, with world-wide coverage, and at least some information about almost anything a person might look for in an encyclopedia; larger than print encyclopedias; extensively hyperlinked and categorized; lists; images & other media; watchlists and other software tools
Verifiable, with references for the information, to check for accuracy and to find more material
Open content: anyone can contribute – widest range of interests and knowledge; numerous contributors; Wikiprojects encourage collaboration
Neutral and factual: all major points of view are covered in proportion, with sources for them (Wikipedia:Neutral point of view)
Uncensored: with respect to sex, politics, and other difficult topics
Open community: self-governing, with minimal structure; everyone is a volunteer