Salesforce now integrates with Gmail and Google Apps. Google (GOOG) has been courting Salesforce (CRM) for some time now.  This is a huge step forward in the field of customer relationship management software.

Check out the details of how Salesforce and Google Apps work together here.

Watch this youtube video which explains how Salesforce integrates into Google Apps.  Don't worry, it's actually pretty cute!

But don't ask me how much Salesforce costs.  It's one of those sites where you can't find pricing information on their website.  (Read: expensive but with a 30-day trial.)