Open market operations - involve the buying and selling of government securities through the trading desk at the federal reserve bank of new york. Selling of government securities so it is issued by the government. It is the most important policy tool the fed has for controlling themoney supply to the fomc is the focal point for setting monetary policy at the fed so it meets eight times per year in the main building of the board of governors in washington dc to the purpose of the meeting is to set the target growth rate for the money supply given past current and expected economic conditions.