Microsoft announced no.of  enterprise focused features that will increase the productivity of the user. From Windows Phone team blog,
- Pinnable email folders: Pin a folder to the start screen for quick
access. This could be an email folder for a specific project, from a specific
group or person (like your boss), or an RSS feed you’ve set up in Outlook.- Conversation view in email: Emails in your inbox are organized by
conversation, bringing replies to a thread into a consolidated view so it’s
faster and easier to stay on top of the conversation.
- Server search: Search your email server (e.g. Exchange Server) for
older emails no longer stored on your phone, giving you ready access to
all of your mail.- Lync: Lync Mobile brings the Lync experience to
Windows Phone customers by delivering Unified Communications capabilities,
including instant messaging and the ability to see the presence of your
co-workers. The Lync app will be a free download from Windows Phone Marketplace
and will be enabled with support from your business organization.
Also Windows Phone will now support complex (alpha-numeric) password support, Information Rights Management support
for protecting e-mails and Office documents, and support for access to hidden corporate Wi-Fi networks.
corporate Wi-Fi networks