This document discusses different productivity tools, focusing on Microsoft Office applications. It describes Microsoft Office as a suite of computer applications used mainly for business purposes. The applications were first introduced in 1990 and help simplify basic office tasks and improve work productivity. The document then discusses specific Microsoft Office applications - Word, which allows users to type and save documents; PowerPoint, a slide show presentation program; and Excel, a spreadsheet application that can organize and analyze information. For each application, the basic interface parts are outlined. The document also covers mail merge in Word and hyperlinks in PowerPoint.