The book opens with a chapter by Juan I. Guerrero, Ph.D., Enrique Personal, Ph.D., Antonio Parejo, igo Monedero, Ph.D., Flix Biscarri, Ph.D., Jess Biscarri, Ph.D., and Carlos Len, Ph.D. discussing a solution for Non-Technical Losses rooted in Big Data Analytics and High Performance Computing. Following this, Juan I. Guerrero, Ph.D., Antonio Parejo, Enrique Personal, Ph.D., Antonio Garca, and Carlos Len, Ph.D. discuss a solution rooted in Web Service Mining to reduce the response time for Smart Grid infrastructures. Alireza Ghasempour examines the scalability of different advanced metering infrastructures, after which Salvador Ruiz-Romero, Antonio Colmenar-Santos, Enrique Rosales Asensio, and Francisco Mur-Prez present a project which could allow smart devices to identify each other in order to reconnect in case of failure.