In general, according to an embodiment, an erasing section erases the image on the sheet. A provisioning process may be initiated such that the dedicated appliance responds by monitoring a port for a connection request from the computing platform. The mixing assembly comprises a helicoidal blade which extends coaxial to the axis within the container and has its outer peripheral edge in contact with the inner surface of the container so as to scrape the material adhering on the inner surface during its rotation.