Mobile computing has rapidly emerged in the last few decades. It has enabled the world to transmit and share data over large distances. This book is a valuable compilation of topics, ranging from the basic to the most complex advancements such as mobile computing techniques, human-computer interaction, intelligent systems and services, multimedia techniques, etc. It includes state-of-the-art researches and developments in the field of mobile computing. Through this book, we attempt to further acquaint the readers about the emerging concepts in this field.