Office.com/setup can be more useful than just an email application if you pick the right subion plan. For business, enhancing productivity and collaboration in the organization has become necessary to make it easy and more proficient for the employees to work. But, a number of businesses are still utilizing the basic plans of Office.com/setup, which limits them from utilizing the updated features. So, to ensure you get every feature and use your Office 365 subion the most.