Mobile phones are used to communicate wirelessly and across borders. In the past decade or so, mobile phones have emerged as the primary communication devices for millions of users in rural, underdeveloped areas and remote locations in developing countries where it is quite difficult and expensive to lay fixed or land-line infrastructure. In case of emergency situations and natural disasters, a mobile phone is often the best way to communicate and seek help. With the ubiquity of social media applications such as Twitter and Facebook on mobile phones, alerts about potentially dangerous situations are often communicated faster through mobile phones.
Mobile phones have become all-in-one communication and infotainment devices. Apart from the ubiquitous voice and texting operations, the many features of new-age mobile phones have enhanced their functionality. Mobile phones now have large screens, audio and video recorders, GPS navigation, games, digital cameras, music playback, FM. The availability and usage of cables and USB slots in mobile phones facilitate easy downloads of songs, third-party applications and tools and even synchronizing applications with home and work-based PCs.
The recent emergence of smart phones and full-featured, high-end cell phones has redefined enterprise usage of mobile phones. Many of these mobile phones have the functionality of a hand-held computer and are used by business executives, on-the-go professionals and small entrepreneurs to access and send...