Do not believe everything you hear. Dan McCarthy shoots down what he sees as ten bad pieces of management advice.
Some Quick Things Not to Do
Do not ignore your weaknesses in favor of leveraging strengths. Do not try to know more than everyone who works under you. You can be friendly with your employees, but not so much so that it jeopardizes your ability to objectively manage them. You do not always need to measure something in order to manage it. Think of how you can incorporate constructive criticism you receive. Leaders can in fact be made. Successful CEOs are not always the best people from whom to learn management. No news is not good news when you are isolated upper management. Only “get your hands dirty” when the situation actually calls for it. Finally, you do not need to be the first in and the last out, especially because working long hours just slows down your productivity. For more “whys” on all of the points hit here, you can read the full article: http://smartblogs.com/leadership/2014/06/26/bad-leadership-and-management-advice-you-should-run-away-from/