A method and computer for responding to an assistance request message. When introduced into a suitable meat injection brine, the protein product is capable of forming a firm sliceable meat piece with high water retention and no visible signs of the injected brine. The tools may determine, based on these parameters and transaction information, parameter changes that enable similar credit-card transactions to be assigned a lower-cost interchange category and the accompanying potential fee savings. Neurological event detection means in the control module will then cause a response to be generated for stopping the neurological event.