Microsoft 365 Business Standard, Office 2019 Home Use and the Self-Employed and Microsoft Office 365 Business Premium are the Office packages aimed at freelancers, one-man businesses, and small companies with a maximum of 5 employees. You can use the business edition of Microsoft 365 or Office 2019 on 1 work computer and manage your business email via Outlook. Business Premium adds to that with up to 5 users and access to Microsoft Booking and Consumer Manager, which allows you to easily create an overview of your customers and their bookings. In addition, Microsoft 365 Business Standard has SharePoint and Teams.