This document discusses the history and development of accessing the internet from mobile devices. It begins with an overview of how mobile phones and tablets have become integral to modern life. It then discusses early protocols like WAP, i-Mode, and smartphones that helped bring web browsing and other internet features to mobile. The document focuses on major mobile network operators and services available in Hong Kong, including 3 Hong Kong, CSL, and SmarTone-Vodafone. It provides details on services and devices offered by each like the iPhone and BlackBerry.