modren communication technology is drivivg workers in the corporate world crazy. They feel buried under the large number of messages they receive daily. In addition to telephone calls, office workers receive dozens of e-mail or voice mail messages daily. in one company, in fact, managers receive an average of 100 messages a day. because they do not have enough time to respond to these messages during office hours, it is common for them to do so in the evenings or on weekends at home.