A news agency is an organization that gathers news reports and sells them to subscribing news organizations, such as newspapers, magazines and radio and television broadcasters. A news agency may also be referred to as a wire service, newswire, or news service.

News agencies can be corporations that sell news (e.g., Press Association, Thomson Reuters and United Press International). Other agencies work cooperatively with large media companies, generating their news centrally and sharing local news stories the major news agencies may choose to pick up and redistribute (i.e., Associated Press (AP), Agence France-Presse (AFP) or American Press Agency (APA)) and Indian Press Agency PTI.

There are several different associations of news agencies. EANA is the European Alliance of Press Agencies, while the OANA is an association of news agencies of the Asia-Pacific region. MINDS is a global network of leading news agencies collaborating in new media business.

Advertising is a marketing communication that employs an openly sponsored, non-personal message to promote or sell a product, service or idea. :465 Sponsors of advertising are typically businesses wishing to promote their products or services. Advertising is differentiated from public relations in that an advertiser pays for and has control over the message. It differs from personal selling in that the message is non-personal, i.e., not directed to a particular individual.[1]:661,672 Advertising is communicated through various mass media, including traditional media such as newspapers, magazines, television, radio, outdoor advertising or direct mail; and new media such as search results, blogs, social media, websites or text messages. The actual presentation of the message in a medium is referred to as an advertisement, or “ad” or advert for short.