This document provides an introduction and overview of spreadsheets and Microsoft Excel. It defines what a spreadsheet is, outlines key features and elements of Excel including cells, worksheets, formatting, formulas, functions, charts and pivot tables. It also describes various data analysis tools in Excel like sorting, filtering, conditional formatting, and how to perform tasks like what-if analysis using goal seek and scenario manager. The document is intended as a reference for using spreadsheets, especially Microsoft Excel, in a business context.