it's a banking operations paper. Really interested in the second part of the question ( perfecting bank security) Won't forget to up vote. Thank you

QUESTION ONE (25 MARKS) a) Mr. Appoh has operated a satisfactory account with your branch for a period of 6 years. He is a 40-year old mechanical engineer who runs a professional office engaged in considering and contacting work for the TDC, Tema, as well as for the private sector. Today Mr. Appoh calls to discuss with you his housing mortgage loan matter under your banks mortgage loan scheme for private house ownership. For the discussion he had produced a contractor's estimate of the cost of a private house he plans to build. The cost of the house was estimated at GH30million. He says he has been allocated a plot of land at Tema and he has been given all the necessary documents. He is applying for a mortgage loan of GH20million repayable within a period of 10 years. He has in his house ownership savings account a total of GH16million, more than the minimum savings required of beneficiaries under the scheme. You are prepared to help him. Your bank takes a legal mortgage of the property concerned. Required: What are the documents you will require from Mr. Appoh and how will you perfect your banks security. [10 marks]