Usually refers to a bond mutual transposition of money or fungible things between two parties opposed, but in a language most usual a mortgage is a loan arranged by banks of expertise to meet any real estate undertaking. Nell'esposizione plan is definable depreciation method of calculating interest which results in the type sets remains until the contract, or if variable subject to fluctuations in the market, while the expected Mixed together: the choice must certainly fall on the impact of the loan according to their economic, configurable in the distribution in installments that will last from 5 to 30 years at most.