Give the Agile Dynamics CRM to Exchange Synchronizer (DXSync) a try. DXSync provides two-way synchronization of Contacts, Accounts, Leads, Meetings, Calls, Tasks; Archiving emails; special scenarios to replicate and create items like Opportunities and Cases from your email client.
You can now choose between On-Premise and On-Demand (cloud) server-side synchronization of Dynamics CRM and Exchange.
www.grinmark.com/.../on-premise-vs-on-demand.html
Free trial version is available so you can try DXSync before making a decision.
www.grinmark.com/requesttrialform.html
Best regards,
Denis Markovtsev
GrinMark CRM Integration Team
sales@grinmark.com