The document discusses various tools and aspects of communications and connectivity, including telephone services, online information services, email, bulletin boards, the internet, portable work, telecommuting, and mobile workplaces. It provides an overview of the internet, including its history and development, structure as a network of networks using TCP/IP, common internet servers and services like email, web, and chat, and ways to connect to the internet through schools, workplaces, online providers or other methods.