However, since the groupware is cumulative, users can join and catch up at any time. In addition, because the groupware accumulates, it supports collaborative successive refinement.of documents, observations and conclusions supported by shared background material. However, the addition of richer formatted and illustrated material, and easily downloadable shared files allows the groupware to support refinement and distribution of materials that are identical to the materials with which the group members normally accomplish work on their computers. This appears set to change with much activity in the web-groupware arena. To minimize system administration overhead, groupware server software should be able to run as just another additional service on existing already-administered server computer Backup features.
Security features for private work-groups, collaboration on exam materials etc.