Crime Buster is a term used to describe someone who works to prevent or solve crimes. The two most common job titles associated with this term are COP, which stands for 'Constable On Patrol, ' and GMAN, which stands for 'Government Man.' COPs are police officers who patrol the streets and investigate crimes, while GMANs are federal agents who work for the government to investigate and prosecute criminals. Both of these job titles are essential in helping to keep our communities safe from crime.