The customer experience has also been improved through the Touch Points of the physical channels, the functional redesign of the layout of the branch offices, the introduction of digital signatures, the Alert service (bill issuance, deadline for self reading and reminder of appointments) and the Tracking function to control the time development of one s requests (via SMS, e-mail and notifications on the App and On Line Services) for an ever-increasing number of processes (switch, transfer, power and flow rate variation).