The disclosed computer-implemented investment management process particularly in the field of high yield corporate bond financial market consists of five distinct process phases. In one example, the base station is a priority base station where a mobile telephone has a preference for the type of base station that it represents. The metal oxide thin film has voids which are formed inside the metal oxide thin film to scatter light. The manifold also being used in conjunction with one or more conductivity sensors used to measure the conductivity of the biotechnology fluid. When the vehicle accident occurs, the controller performs power control in which the controller turns on the backup circuit and transmits the accident data to the emergency call apparatus by being supplied with the electric power from the backup battery, and turns off the backup circuit after transmitting the accident data to the emergency call apparatus. The video game controller can have a board or deck-like surface similar to that of a skateboard, and the proximity sensor can be used to determine if a user is in contact with or near the board.