Time management is the most important function of throug h the planning beforehand, as a reminder and guidelines. In general, a waste of time to the subjective reasons are: 1, the goal is not clear; 2, tardiness; 3, lack of priority, c an't catch the key; 4, too much attention to detail; 5, do have a; 6, no organization, no simple, simple things compl icated; 7 'hands-on, do not know the authorizati