An on-line value bearing item printing system that includes one or more cryptographic modules and a secure database is disclosed. Air is drawn through a filter and into a sterilization chamber that is irradiated with ultraviolet light, and out through an exhaust opening. A plurality of unshielded signal lines are included in the cable. The common service provider preference levels may includes a first category or reference levels that represent suitable or desirable communication service from which service may be required.