The 16-year-olds were tracked by officers into the Lincoln Center subway station, police said.
Police are searching for a man they accuse of attempted kidnapping at the end of July.
Borough President Scott Stringer wants NYCHA to restructure and be controlled by the mayor.
NYCHA security upgrades, worth about $42 million, include new intercoms, cameras and electronic key tags.
A few Occupy Wall Street protesters joined the Granny Peace Brigade's silent vigil at Lincoln Center.
Fashion Week lasts seven days, but the style-heavy event ties up the streets near Lincoln Center for about six weeks.
A two-year wait for some repairs and elevators that are out of service for days topped residents' list of complaints.
Public housing officials will answer residents' concerns at a public meeting on Monday night.
Businesses are trying to lure fashionistas off the runways and into the neighborhood to spend money.
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