own as project planning and/or project scheduling.РMany authors offered a categorization scheme for the hundreds of time management approaches that they reviewed:РFirst generation:Рreminders (based on clocks, but puter implementation possible) can be used to alert of the time when a task is to be done. РSecond generation:Рplanning and preparation (based on calendar and appointment books) includes setting goals.РThird generation:Рplanning, controlling (using a anizer, other paper-based objects, puter-based systems) activities on a daily basis. This approach implies spending some time in clarifying values and priorities. РFourth generation:Рbeing efficient and proactive (using any tools above) places goals and roles as the controlling element of the system and favors importance over urgency.