This document provides tips for effectively using an agenda book or phone calendar to organize schoolwork and activities. It recommends making an entry every day for every class noting the assignment, class, and due date. Examples of abbreviation codes are given for common items like homework, tests, and quizzes. The document also suggests using color coding for different classes and marks like checks or arrows to track completed and ongoing assignments. The goal is to choose an organization method that allows you to keep track of all assignments, due dates, extracurriculars and more.