Providing a computer database featuring information on construction design and engineering; printing services featuring blueprints by means of a global computer network; data conversion of computer program data or information by means of a global computer network; providing temporary use of on-line non-downloadable software for use as a calendar, task and meeting management in the field of construction via a global computer network; hosting the websites of others on a computer server for a global computer network; and providing a website where multiple users engage in real-time written text and computer graphics editing via a global computer network