A wheelbarrow that incorporates a stand coupled to a tub, a handle at the distal end of the wheelbarrow, and a wheel mount at the proximal end of the wheelbarrow. Each of magnet mounting members for holding magnets against side surfaces of each magnetic pole has magnet retaining portions on both sides and a platelike middle portion. A plurality of clients are in communication with the server, which is operative for selecting the client for receiving digitized audio signals for a selected premises. Further, the plurality of tools associated with each of the key process steps are ranked based on an orthogonal t-ratio associated with an analysis of covariance, therein ranking an abnormality each tool associated with the key process steps.