This document discusses the PNB bank scam involving billionaire jeweler Nirav Modi. In February 2018, PNB disclosed that Nirav Modi allegedly defrauded the bank of Rs. 11,400 crore using fraudulent guarantees. Other Indian banks like Allahabad Bank and Union Bank of India were also involved through the SWIFT system. The document then provides background on Nirav Modi and analyzes the impact of the scam on customer perceptions of banking services and financial awareness. It outlines the scope and methodology of a study conducted among PNB account holders in Palwal to understand problems faced by customers after the scam.