Worldwide cell phone usage: In order to keep up with the pace of social life and replacement of electronic products is very fast. We have to buy new one to replace the old. As one of the most important communication tools, mobile phone's new product become more and more. If you want to choose iphone 4 white for you, it is the best option. Different folks select a different phone for the different uses. If you're just for communication, you can purchase the basic phones. These basic phones have simple designs and minimal features. Feature phones are sitting in between full smart phones and basic handsets.