An arrangement for monitoring functions of a work machine comprises an electronically readable identification means that is assigned to identifier associated with an operator of the work machine; a user interface; a processor; and at least one control device, wherein the at least one control device is configured to control operations of the work machine or an implement coupled to the work machine in response to receipt of an output signal generated by the processor. The processor is configured to execute a set of instructions stored on a memory such that when executed the processor is programmed to: read out the electronically readable identifier and obtain, via the user interface, an input selection of a desired device function assigned in an authorization database to the electronically readable identifier and to activate a desired function for a limited time.