Surveillance images show four of five suspects, all believed to be in their late teens or early 20s. (See photos)
Police say the thieves robbed 10 people between August 15th and last Saturday.
One time they used box cutters. Another time, the suspects flashed a gun.
The NYPD says the fifth suspect is a 18-to-20-year-old woman.
Anyone with information in regard to this incident is asked to call Crime stoppers at 1-800-577-TIPS (8477). You can also submit their tips by logging onto the Crime stoppers website at www.nypdcrimestoppers.com or by texting tips to 274637 (CRIMES) then enter TIP577. All calls are strictly confidential.