sentences:  They extort money from passers-by, public transporters and traders, sell illegal drugs, act as informal security guards, and perform other "odd jobs" in return for compensation.One of the methods Area Boys use for extortion is to surround pedestrians, drivers, and passengers in vehicles, which are stuck in traffic, and force them to pay for some actual or fictitious service before letting them go.To aid in collecting money during traffic jams, the area boys place nails in the road and dig up the streets.