i recd a call frm these guys,saying that they r calling frm citi bank.in the name of credit limit increase they took my details one by one.in betwn these i doubt y they r asking all details.i asked thm to trf.the line to answering machine.at time my doubt get cleared.some other took the call.i immediately cal citi bnk n informe bnk to cancel tht transactn.they told me to wait for 4 days.y not bnk make sme option.if v r cheatd n cal bnk then they should immediately cancel tht transactn.