Microsoft Office is a collection of office-related applications. Each application serves a unique purpose and offers a specific service to its users. For example, Microsoft Word is used to create documents. Microsoft Excel is extremely valuable for many businesses, which use it to record expenditures and income, plan budgets, chart data and succinctly present fiscal results. Microsoft PowerPoint is used to create presentations. Microsoft Outlook is used to manage email and calendars. There are others as well. Here at Annex Training Institute Providing Practical and Career oriented Training According to Students Convenient.