1. The document provides an introduction to the 2013 version of the Bangladesh Bureau of Statistics' Excel Guidebook.
2. It explains what Excel is and the key components like workbooks, worksheets, and spreadsheets.
3. The guidebook describes how to start the Excel program and explains the interface.
4. It then provides instructions on how to perform basic tasks in Excel like creating new documents and worksheets, saving workbooks, opening files, and changing worksheet names.
5. The goal is to help users learn how to use the different features and functions of Excel.