The document discusses various formalities related to mortgage collateral security at banks, including: 1) It describes different types of mortgages like simple mortgage, equitable mortgage, mortgage by conditional sale, etc. and requirements for their creation. 2) It lists documents required for mortgage formalities like title deeds, valuation reports, NOC, legal opinions, mortgage deed, power of attorney deed. 3) It provides details of contents that should be included in mortgage deeds and power of attorney deeds like names, addresses, loan details, property descriptions. 4) It outlines the process of redemption of mortgaged property and contents of redemption and revocation of power of attorney deeds.