This time- and headache-saving little volume is organized with tabbed A to Z pages, with space to list websites, usernames, passwords, and extra notes. You can also record notes on home network configurations, software license numbers, etc., too, in pages in the back of the book. An elastic band attached to the back cover keeps your place or keeps logbook closed. Removable label makes logbook discreet. Logbook makes a practical accessory for home or office. 4-1/4'' wide x 6'' high. 144 pages.