Knowing how to effectively communicate with your peers, subordinates—and especially your managers—is (unfortunately) one of the greatest determining factors not only in the success of projects but in how you're regarded within the company, too. Work too hard and say too little, and you'll still find yourself first on the chopping block when it comes time to lighten up the load of payroll, while saying too much and not doing much at all will usually keep you moving up the chain of command. Yes,…