Chamberlain Gangster Families

In the events of Grand Theft Auto V, the San Andreas area is the warzone in a gang war between various street gangs including the Vagos, Ballas, and Families, which include the Carson Avenue Families, Forum Drive Families, and, Grove Street Families, and Chamberlain Gangster Families. One member of the Families, Franklin Clinton decides to leave the gang to become a bigger criminal but stills assists certain members from time to time. But their war with the Ballas and others still continues for control for various territories including Chamberlain Hills, their main area of control. They typically stay in groups between three and five and will even help the player fight off police if their wanted level is two stars or lower. They also appear in Grand Theft Auto Online as NPCs where you can fight them in gang attacks or assist Gerald, a member who needs the players help to steal drugs from rival gangs.

Battle vs. Water Street Gang (by TheWetWaffle)
TBW.

Expert's Opinion
TBD.