I grew up in Crown Heights BK in the 80/90s so I saw it first hand. The lo lifes we around the corner from my house on St Johns they were mostly a boosting crew going to suburban malls and running out with racks of polo then flipping them on the streets.
One time they were going out to a party and it was like 20 of them with matching polo sweater, slacks and booths shyt was

. Like a polo army battalion. Decepts though terrorized the trains dudes were notorious for mobbing and robbing. They were couple of other wild ones too like BMW and Wolfpack in my area. All that changed with everone started strapping up on the trains