A method for a wireless communication device, the method comprising communicating, by the wireless communication device, in a wireless communication network via a first wireless connection with a base station; determining, by the wireless communication device, whether a desired Quality of Service, QoS, of the wireless communication device exceeds a QoS of the first wireless connection; and receiving, by the wireless communication device, information on an estimated QoS of a vehicular relay station from the vehicular relay station, the vehicular relay station acting as gateway for establishing a data connection for the wireless communication device via two or more network operators and/or two or more radio access technologies, the data connection provided by the vehicular relay station spanning the mobile communication systems of multiple mobile network operators and/or multiple radio access technologies via two or more wireless backhaul connections, wherein the estimated QoS of the vehicular relay station relates to the estimated QoS that can be made available to the wireless communication device, with the estimated QoS being based on the QoS of the wireless backhaul connections between the vehicular relay station and one or more base stations and based on a number of wireless communication devices accessing the vehicular relay station; establishing, by the wireless communication device, a second wireless connection with the vehicular relay station if the desired QoS of the wireless communication device exceeds the QoS of the first wireless connection and in case that at least one of a) the estimated QoS of the vehicular relay station exceeds the QoS of the first wireless connection and b) the estimated QoS of the vehicular relay station exceeds the desired QoS of the wireless communication device, wherein the act of establishing the second wireless connection comprises transmitting, by the wireless communication device, a request to the vehicular relay station, the request comprising information on a mobile network operator associated with the wireless communication device, and establishing, by the wireless communication device, a connection to the mobile communication system of the mobile network operator via the vehicular relay station, and wherein the second wireless connection is established if the vehicular relay station is associated with the mobile network operator associated with the wireless communication device. receiving, by the wireless communication device, information on an estimated QoS of a vehicular relay station from the vehicular relay station, the vehicular relay station acting as gateway for establishing a data connection for the wireless communication device via two or more network operators and/or two or more radio access technologies, the data connection provided by the vehicular relay station spanning the mobile communication systems of multiple mobile network operators and/or multiple radio access technologies via two or more wireless backhaul connections, wherein the estimated QoS of the vehicular relay station relates to the estimated QoS that can be made available to the wireless communication device, with the estimated QoS being based on the QoS of the wireless backhaul connections between the vehicular relay station and one or more base stations and based on a number of wireless communication devices accessing the vehicular relay station; establishing, by the wireless communication device, a second wireless connection with the vehicular relay station if the desired QoS of the wireless communication device exceeds the QoS of the first wireless connection and in case that at least one of a) the estimated QoS of the vehicular relay station exceeds the QoS of the first wireless connection and b) the estimated QoS of the vehicular relay station exceeds the desired QoS of the wireless communication device, wherein the act of establishing the second wireless connection comprises transmitting, by the wireless communication device, a request to the vehicular relay station, the request comprising information on a mobile network operator associated with the wireless communication device, and establishing, by the wireless communication device, a connection to the mobile communication system of the mobile network operator via the vehicular relay station, and wherein the second wireless connection is established if the vehicular relay station is associated with the mobile network operator associated with the wireless communication device.