Microsoft Office is an industry-standard suite of apps for word processing, spreadsheets, slide presentations and email.  

Microsoft Word

This is a fully-featured and sophisticated word processing application that is used almost universally by the business world.

Microsoft Excel

Microsoft Excel is very useful for managing your finances and for many purposes where you want to organise information.  It has the basic features of all spreadsheets, using a grid of cells arranged in numbered rows and letter-named columns to organize data manipulations like arithmetic operations. It has a battery of supplied functions to answer statistical, engineering and financial needs. In addition, it can display data as line graphs, histograms and charts, and with a very limited three-dimensional graphical display.

Microsoft Outlook

Microsoft Outlook is a personal information manager from Microsoft, available as a part of the Microsoft Office suite. Although often used mainly as an email application, it also includes a calendar, task manager, contact manager, note taking, journal, and web browsing.

Microsoft PowerPoint

PowerPoint is the most commonly used software for producing slide shows for presentations.