Even though many people have found today's commonly used videoconferencing systems very useful, these systems do not provide support for one of the most important aspects of in-person meetings: the ad hoc, private conversations that happen before, after, and during the breaks of scheduled...

Technological advancements and government initiatives have aided the development of mobile payment. Technical up gradation made mobile users enable to make transactions using their mobile devices in few clicks. With the use of the electronic payment, one can buy goods or avail services without...