Software agents are assigned goals in accordance with network policies that define a desired operational characteristic of a computer network. In at least one embodiment, the system provides a docking plate engagable with the gang box and configured for removably receiving an at least one mobile computing device. , a physical or electrochemical measuring probe, which is equipped with one or more memory units and which is connected through a cable, e. The stored or retained fuel interfaces with the walls of the bushing during injection to provide a lubricated interface between the bushing and plunger. The photoelectric conversion portion includes: a pair of electrodes; and a photoelectric conversion layer between the pair of electrodes, and at least part of the photoelectric conversion layer includes a mixed layer of a p-type organic semiconductor and a fullerene, and a mixing ratio of the fullerene to the p-type organic semiconductor in terms of thickness ratio is less than 1:1. The bandana in the first position has the free ends of the bandana overlapping and stored withthin the head encircling member of the head protective device although the ends may also extend down for tying.