Using the tool The Office TCO tool has three levels of analysis that can be conducted. These links are designed to bring you to a place in the tool that provides . Office is the catch-all term for the Microsoft subscription plans that offer users a bundle of productivity software and services. In exchange for a monthly fee, subscribers gain access to all of the standard Microsoft applications — including Word, PowerPoint, Excel, OneNote and Outlook — as well as cloud storage and other services intended to improve workplace RealWizardRock.com: Bizportals Solutions. Office ROI Tool showcases the financial benefits of implementing an Office - Exchange Online or an on-premise messaging infrastructure in the RealWizardRock.comegory: Document Management Software.