A method for preparing a mail, wherein task data for mail which is to be stamped and/or sent is produced in a task component. Electronically ordered data is received and the ordered data in address information of a receiver is separated and a goods identification code identifying the goods is also separated such that the goods identification code is transmitted to a warehouse management control unit. The disclosure also relates to the provision of address information in a form which can be lined to the goods, and to a suitable device for carrying out said method.