The mission of a Crime Gun Intelligence Center (CGIC) is to prevent gun violence through the consistent production of timely, precise, and actionable intelligence concerning gun crimes to identify armed violent offenders for investigation and targeted enforcement. Timeliness of crime gun intelligence is the key to how actionable the intelligence is and therefore, its ability to be used to prevent future gun violence. This publication describes current crime gun processing and tracing practices, the process of recovered cartridge cases, and provides advise on establishing a (National Integrated Ballistic Information Network (NIBIN) process.