Cites the publication's goals, focus, purpose, and subject in a concise (25-50 word) summary; also called "manifesto". Sets forth its basic function, declaring it enduring or ephemeral, and identifying its audience. This aims and scope apercu should be reviewed annually to confirm its benchmark for the relevant audience. Newspapers are timely and topical. Newsletters are topic centred periodicals with useful or accurate information. Magazines are generally diverse periodicals with topical development or featured expansion. See guideline, publication.