In theory, an open-door policy seems an excellent trigger to greater productivity. Your subordinates can come to you at any time so they get their work done faster. In practice, however, you're discovering that the minute you start on something, one of your staff interrupts you and you end up fixing everybody else's problems at the expense of getting your work done. If you want to complete your tasks and still help everyone out, consider modifying your open-door policy using the following guidelines.