Office 365 for professionals and small businesses (P1 plan) customers are currently limited to managing their users in the Office 365 Admin Interface.
The Microsoft Online Services Directory Synchronization tool - only available to E plan users - is a tool to replicate users, contacts, distribution lists, and other objects into Office. But its not available to P1 plan customers (and it wont install on a Domain Controller).
But what if a P1 plan customer is running Windows Small Business Server 2011 Essentials (SBSE)? Then there is an AD schema in place. Wouldn’t it be nice if that opened up for at least some of the administrative benefits seen in the E plan?
Enter the (very) soon to be released Office 365 Integration Module (OIM) for SBSE
OIM extends the features of the server Dashboard by providing seamless integration with Office 365 services. When you integrate Office 365 with SBSE, you can:
OIM will be available as a free download from Microsoft Download Center