Those organizations and mailing lists provide a great deal of useful information on the WWW for postgraduate students and researchers. Conference and publication information is available from professional organizations. Many of them have newsletters or journals for their members. Many of them offer job information. Belonging to professional organizations is important to your career development, so the information on line is useful in helping you decide which ones to join.
Many organizations have a special student membership rate.
Many educational institutions offer information about what they are doing, their publications, their faculty members, and sometimes resources. Particularly if you are considering which institution you would like to attend or work for, the homepages of such institutions are very useful. Language centers of colleges and universities offer language programs, and you may be interested in investigating these for your students, or you may be interested in investigating jobs possibilities. The latter is linked to another web page. We put sites which have many links at the beginning of the list.