A system for managing an electric charging service in a vehicle, the system comprising a plurality of vehicles, wherein each vehicle comprises: - at least one charging supply means in communication with a computing unit of the vehicle, wherein the at least one charging supply means is configured to provide electric power to a consumer of electric charge external to the vehicles from an electric power storage device of the vehicle, wherein the consumer is suitable to be coupled to the at least one charging supply means; wherein that the system comprises a control unit external to the vehicles, wherein the control unit is configured to transmit control signals to the computing unit of at least one vehicle and to a portable electronic device external to the vehicles by means of a telecommunications network, and wherein the control unit is further configured to: a) receive a charging service request of a user for the consumer from the portable electronic device of the user, wherein the charging service request comprises a location and a start time, b) determine a candidate vehicle among the plurality of vehicles to offer the charging service for the consumer, based on the charging service request received, c) assign the candidate vehicle to the charging service request of the user, d) pair the computing unit of the assigned vehicle and the portable electronic device of the user, e) generate and send an activation signal of the at least one charging supply means to the computing unit of the assigned vehicle when a start request of the charging service is sent by the portable electronic device of the user at a time essentially the same as the start time of the charging service request, wherein the activation signal comprises instructions for the start of the electric power supply to the consumer. - at least one charging supply means in communication with a computing unit of the vehicle, wherein the at least one charging supply means is configured to provide electric power to a consumer of electric charge external to the vehicles from an electric power storage device of the vehicle, wherein the consumer is suitable to be coupled to the at least one charging supply means; wherein that the system comprises a control unit external to the vehicles, wherein the control unit is configured to transmit control signals to the computing unit of at least one vehicle and to a portable electronic device external to the vehicles by means of a telecommunications network, and wherein the control unit is further configured to: a) receive a charging service request of a user for the consumer from the portable electronic device of the user, wherein the charging service request comprises a location and a start time, b) determine a candidate vehicle among the plurality of vehicles to offer the charging service for the consumer, based on the charging service request received, c) assign the candidate vehicle to the charging service request of the user, d) pair the computing unit of the assigned vehicle and the portable electronic device of the user, e) generate and send an activation signal of the at least one charging supply means to the computing unit of the assigned vehicle when a start request of the charging service is sent by the portable electronic device of the user at a time essentially the same as the start time of the charging service request, wherein the activation signal comprises instructions for the start of the electric power supply to the consumer. a) receive a charging service request of a user for the consumer from the portable electronic device of the user, wherein the charging service request comprises a location and a start time, b) determine a candidate vehicle among the plurality of vehicles to offer the charging service for the consumer, based on the charging service request received, c) assign the candidate vehicle to the charging service request of the user, d) pair the computing unit of the assigned vehicle and the portable electronic device of the user, e) generate and send an activation signal of the at least one charging supply means to the computing unit of the assigned vehicle when a start request of the charging service is sent by the portable electronic device of the user at a time essentially the same as the start time of the charging service request, wherein the activation signal comprises instructions for the start of the electric power supply to the consumer.