This document provides instructions for migrating existing company data to Tally ERP 9 Release 6.0 and enabling GST functionality. It outlines a 3 step process for installation, migrating data from the previous version, and enabling GST. It also describes how to quickly set up master GST data at the company, stock group, and stock item levels. Additionally, it covers ledger setup, creating GST ledgers, recording party GSTIN, and processing transactions in accordance with GST requirements.