"The Day-Timer Planner Refill allows you to keep detailed and organized from day to day. The two pages per day format is ideal for keeping detailed time records or for billing by the hour. Use the left-hand page for your to-do list and appointments. The right-hand page is a roomy timed diary record of your work, with hours neatly divided into tenths and quarters. Covers traditional business hours: 8 a.m. to 6 p.m. Features 12 monthly tabbed calendar/dividers, address and phone directory, advance planning pages, monthly mileage/expense forms, useful reference sheets and a page locator."