Office 365 Enterprise E5
O365 E5 is the super-powered version of Office, and is available for a small increase in cost. You get everything in E3, plus a few more goodies. This includes additional security features and access to Microsoft’s Business Intelligence tools, which allow you to analyze all of the data floating around in your Microsoft Office environment. In addition, Skype for Business gets a boost with integrations/replacements for your more traditional phone system.