A cut guide for a portable hand-held saw that has a blade with a cutting portion that is disposed along a generally vertical axis. The enzymatic conversions of the embodiments of the invention offer the potential for lower cost routes to these value-added chemicals. The admission controller also relays to the server the messages in the stream that do not correspond to sessions already underway if a hybrid and predictive admission control strategy using information provided by a resource monitor indicates that additional sessions can be handled by the server.