Microsoft Office 365 Enterprise – Plan Comparison Microsoft has made managing your organization’s daily tasks and projects easier and more dynamic. Office 365 Enterprise takes all the best parts of your favorite programs and adds new features that help you with important tasks such as putting together presentations, keeping track of your email, and integrating conference calls with video capabilities. There are three subscription plans under the Office 365 Enterprise umbrella (E1, E3, and E5), and each contains features that are crucial for a growing business. The E1 plan gives you a basic setup to get your business moving in...