A method controlling reservations at an electric vehicle charging station is disclosed. The method includes: sending, from the mobile device, the charge transfer request for the electric vehicle of a first user at an electric vehicle charging station to the cloud server, wherein a user of the mobile device is associated with the electric vehicle to be charged; in response to authorizing the charge transfer request using identification information and credit account information received from the mobile device, charging the electric vehicle of the first user at the electric vehicle charging station for a first charging session; reserving a second charging session for an electric vehicle of a second user; and facilitating communication with the first user and the second user to modify the scheduled end time of the first charging session for the first user an amount of time and modify the scheduled start time of the second charging session of the second user an amount of time.