You may find it easier to compile several checklists (covering personal, study, and workplace, for example). Try different approaches and use the best for your own situation.
Do you often feel overwhelmed by the amount of work you have to do, or do you find yourself missing deadlines? Or do you sometimes just forget to do something important, so that people have to chase you to get work done? All of these are symptoms of not keeping a proper "To-Do List."
Recently, The Art of Manliness provided an historical look at checklists, along with a detailed primer in deciding which lists will work for you, culled from the excellent, The Checklist Manifesto. You can implement the same routine in your daily work to help give you a greater shot at success.
Due to limited memory and attention, we humans often forget to do tasks which we were supposed to perform. This informational task support which is capable of eliminating such failure. Having correct draft letters, forms and checklists can save you time, and help you manage information quickly and easily, in running your business.