A team of seven policemen from Chunabhatti police station, checked at least 1,100 flats to trace a lady accused who allegedly duped a 17-year-old student on the pretext of providing her computer classes at cheaper rates. Working on a tip-off that the accused, identified as Apeksha Pawar (23), was last seen in Mumbradevi colony at Diva, the cops began their search across 18 buildings.