This book is part of a series exploring the dynamic universe of the Internet in the 21st century. Collected here are papers discussing a wide range of topics and issues impacting and relating to the Internet, such as exploring the relationship between perceived usefulness, perceived ease of use, perceived enjoyment, attitude and subscribers' intention toward using 3g mobile service; access to broadband networks; cybersecurity; broadband infrastructure programs in the American recovery and reinvestment act; spectrum policy in the age of broadband and collecting error data from open source system websites.