Many people purchasing homes are surprised to learn how quickly interest rates can change. This brings up the subject of locking in the interest rate on your loan.

Contrary to popular opinion, interest rates for mortgage loans are not set by the Federal Reserve Bank. This assumption, however, is understandable given the uproar one tends to see in the media every time the Chairman of the Federal Reserve makes any mention whatsoever about raising or lower rates. Of course, you should understand he is discussing the rate that will be charged by banks to borrow from other banks. Interest rates on mortgages, on the other hand, are set by the bond markets among other indicators.

Since bond markets move every business day, the mortgage rates move in a corresponding matter. Even a tiny change can impact how much or little money a lender will recover given an assumed payback of a 30-year loan. To protect yourself from these fluctuations, you must understand how to lock in the interest rate on your loan.

A mortgage cannot be finalized until the interest rate is locked. If you don