Time management involves planning and exercising control over how time is spent to increase effectiveness. It aims to maximize the benefits of activities within the limited time available. Time management tools and techniques can help manage tasks, projects, and goals. Common obstacles to effective time management include procrastination, perfectionism, interruptions, undefined goals, stress, and common mistakes like not creating an effective schedule or recognizing time suckers. Techniques for improving time management include priority matrices, Gantt charts, and Pareto analysis.