This document provides an introduction to accounting software and Tally. It discusses the advantages of computerized accounting like speed, accuracy and availability of information. It describes Tally as accounting software that maintains accounts and performs additional operations to help manage organizations. The document outlines different versions of Tally and its features such as accounting without codes, cost/profit centers, and printing documents. It also explains how Tally is organized including creating companies, groups, ledgers, voucher entries and displaying reports like profit and loss accounts and balance sheets.