Method for delivering consignments in vehicles, comprising the following steps: - registering at least one vehicle, - determining the position of the vehicle, - releasing a position of the parked vehicle as a delivery address to a system via a communication device / communication unit over a communication network, - sending the position of the parked vehicle via a communication unit / communication device over a communication network, - sending an authorization release for opening at least one door and/or a stowage compartment of the vehicle by a deliverer via a communication device of the system to a communication end device of the deliverer, the opening operation being valid within a specific time window, - sending a radio signal, which contains the authorization release, the access arrangement activating opening of at least one door and/or a stowage compartment of the vehicle when the authorization is present, - after an opening operation has been carried out and the consignment has been delivered, and by the deliverer manually closing the door and/or the stowage compartment of the vehicle, providing a confirmation of the delivery of the consignment by the deliverer via the communication device over the communication network to the communication end device belonging to the driver of the vehicle via the system and - after an update request has been sent by the communication device belonging to the driver, performing an updating of authorization data in the controller of the access arrangement, characterized in that the determination of the position of the vehicle comprises the following steps: - starting from the current position of the vehicle, calculating the position of at least one free parking space (22, 33) on the basis of a vehicle-to-vehicle and/or vehicle-to-infrastructure communication and sending this position to a navigation apparatus of the vehicle (11, 31), o the position of the at least one free parking space being calculated by measuring the distance of at least one vehicle or at least one infrastructure element from other vehicles or from other infrastructure elements that are arranged within a perimeter of a predetermined radius around the vehicle searching for a free parking space, - parking the vehicle in the free parking space (22, 33). - registering at least one vehicle, - determining the position of the vehicle, - releasing a position of the parked vehicle as a delivery address to a system via a communication device / communication unit over a communication network, - sending the position of the parked vehicle via a communication unit / communication device over a communication network, - sending an authorization release for opening at least one door and/or a stowage compartment of the vehicle by a deliverer via a communication device of the system to a communication end device of the deliverer, the opening operation being valid within a specific time window, - sending a radio signal, which contains the authorization release, the access arrangement activating opening of at least one door and/or a stowage compartment of the vehicle when the authorization is present, - after an opening operation has been carried out and the consignment has been delivered, and by the deliverer manually closing the door and/or the stowage compartment of the vehicle, providing a confirmation of the delivery of the consignment by the deliverer via the communication device over the communication network to the communication end device belonging to the driver of the vehicle via the system and - after an update request has been sent by the communication device belonging to the driver, performing an updating of authorization data in the controller of the access arrangement, characterized in that the determination of the position of the vehicle comprises the following steps: - starting from the current position of the vehicle, calculating the position of at least one free parking space (22, 33) on the basis of a vehicle-to-vehicle and/or vehicle-to-infrastructure communication and sending this position to a navigation apparatus of the vehicle (11, 31), o the position of the at least one free parking space being calculated by measuring the distance of at least one vehicle or at least one infrastructure element from other vehicles or from other infrastructure elements that are arranged within a perimeter of a predetermined radius around the vehicle searching for a free parking space, - parking the vehicle in the free parking space (22, 33).