The more I work with Office 365, the more I like the interoperability features of the platform. In the context of services, the interoperability is the ability of a service to work with another service with no or minimal effort on the part of tenant. Here are some of the features and workloads in Office 365 that totally justifies why as a small to mid-sized customer you should be considering Office 365:
And then inside Adobe Reader, there is this SharePoint Server menu which allows you to manage your document right from within the client tool.
3) Office Web Apps (Not included in Exchange Online Plan.View only in Kiosk Worker (K1))
9) Broadcast your PowerPoint presentations using Lync Online . This feature is particularly important because SharePoint Online PowerPoint Broadcast feature in Office 365 will be removed on 2 October 2012, and all data stored in the Broadcast site collection will be deleted. That being said , for broadcasting your PowerPoint presentations you either need to use Lync or
10) Office Boradcast Service (a free service within PowerPoint 2010)