purchase a residential flat, obtained housing loan from HDFC Bank at Basheerbagh for Rs.6,00,000/- which was scheduled to be paid in 180 equal monthly installments at the rate of Rs.7,539/- each per month and created secured asset of the same property for the repayment of the loan. However, on persuasion and assurance of the respondent Bank, the petitioners approached and were sanctioned a loan of Rs.9,00,000/- payable together with interest in monthly equal instalments @ Rs.9,945/- per month by the respondent Bank. An amount of Rs.6,06,453/- was disbursed to the petitioner by the respondent Bank consequently. Thereby the account of HDFC Bank was foreclosed. The respondent Bank on the ground that the account became NPA issued notice under Section 13(2) of the Act dated 16.2.2006 demanding the petitioners to pay Rs.8,18,162/- within a period of sixty days. However, the respondent Bank issued another notice under Section 13(2) of the Act dated 9.12.2010 itself to the petitioners claiming Rs.20,76,862/-. The said amounts were claimed against the total sanctioned amount of Rs.9,00,000/even though only Rs.6,06,453/- was disbursed out of it. Thereafter, the petitioners made representation to the Respondent Bank under Section 13(3A) of the Act, which was not considered. However, consequently steps were taken by the respondent Bank to take possession of the property invoking Section 14 of the Act vide order of the Chief Metropolitan Magistrate, Nampally, Hyderabad dated 20.4.2011. Further, Advocate Commissioner was appointed to dispossess the petitioners from the residential flat, following which the Advocate Commissioner went and issued notice dated 18.5.2011 to comply with the order, thereby the writ petition has been filed. The petitioners herein mainly contend that without issuing notice under Section 13(4) of the Act, the respondent Bank