A mechanical carpenter’s pencil having an integral sharpening guide providing a reference surface to which the lead may be trimmed for sharpening. An instant message is transmitted to a recipient at the first MAC address. At the higher level, the software component is configured to monitor and execute host system moves between sets of server clusters being managed by different server cluster management agents. This container is more ergonomic, and has greater sidewall strength and rigidity, than existing containers. The latch elements release the take-off roller once the perforated section at the tape’s end is separated from the tape.