A vehicle control system may include one or more processors and a memory comprising instructions executable by the processors, the processors operable to execute the instructions to perform operations comprising detecting a signal to activate vehicle lamps in a delivery lighting pattern. In some embodiments, the processors may be further operable to execute the instructions to perform operations including activating the vehicle lamps in the delivery lighting pattern, wherein a flashing frequency of the delivery lighting pattern differs from a flashing frequency of a hazard lighting pattern.