Make Salesforce.com more productive and easier-to-use with Automatic Email Syncing & Logging. Match My Email is the only fully automatic email integration tool for Salesforce.com. Save 25,000 annoying mouse clicks versus manual tools! matchmyemail.com
You will want to watch this video after you have added a domain to your Match My Email account. This will insure that you will not have every email match internally to your organization.