We all have heard that expression. I know I have. Usually when I'm brave enough to sing outside the privacy of the shower. The advice is a little more serious when it comes to a job search. Many job seekers are aware it is better to look for a new job when you still have one. And yet, some do not fully appreciate the reasoning behind this logic. There are several reasons as to why you should hang on to your current job while searching for a new one.