Adjustable rate amortization mortgages are loans where the amount you pay depends on the rise or fall of interest rates. Some types of adjustable rate amortization mortgages offer payment caps than interest rate caps. This basically limits the increase amount of your monthly payment on your amortization mortgage and makes your loan negatively amortized. First, to get accurate information for your mortgage rate comparisons, see that any investment firm you are dealing is authorized. Second, do make sure that you know what you are looking for. Mortgage rate comparisons are a serious activity to be undertaken and should not be taken lightly. Mortgage rate comparisons will help you make your informed decision on loans. Another advantage of having an adjustable-rate mortgage payment type of loan is that it could turn out to be less expensive in the long run. With an adjustable-rate mortgage payment, the chance of interest rates going higher is equal to its chance of going lower. Now here in also lies the risk of having an adjustable mortgage payment. The libor index of interest-only mortgage rates stands for London Interbank Offered Rate. LIBOR is the interest rate offered by a specific group of banks in London for matured U.S. dollar deposits. Choosing libor index as basis for your interest-only mortgage rates entitles you to a number of benefits. The downside to a reverse mortgage In every story, there is always the other side of the coin. While reverse mortgages have their advantages, they also have a downside. As you know already, reverse mortgages do not require monthly paybacks. This means that with reverse mortgages, you are actually taking out equity from your home and turning it into cash. Interest-Only Mortgage There are only two things people should keep in mind before taking on an interest-only mortgage. The name interest-only mortgage is misleading. If truth be told, there is no such thing as an interest-only mortgage. In an interest-only mortgage, you will still have to pay for the loan principal.