A 42-year-old man who called up the customer care number to learn how to activate his credit card ended up losing Rs 50,000 to a cybercrook. Dhaval Patel, who works as a head clerk at Gujarat University, filed a complaint with Naranpura Police. Online Fraud in Ahmedabad: Man Duped of Rs 50,000 by Cyber Fraudster on Pretext of Activating Credit Card.