Now almost universal in academic institutions, and increasingly used by local authorities and government. Large numbers of people can be emailed all at once. Can be a very cost-effective way of communicating overseas. The most dramatic and fastest developing Internet service. Pictures, text, animations, sounds, and almost anything can be on your computer when you access pages published by someone else.
Most big companies have such pages, as well as countless individuals and other organisations.
These are often known as 'Home Pages'. It is a huge network of information, which can be hard to navigate. Information on almost anything can be found, and there are plenty of people looking. The Web is also where most people publish their own information. Imagine a public library with lots of notice boards.