Proofpoint Essentials provides protection against spam, phishing and other email threats, as well as social media protection, user roles and restrictions, and other protections oriented around the needs of small business.
I think Proofpoint is a lot easier to use and has a simpler design. I also really like the automated user creation and deletion which I'm not sure if Symantec had. We had use Symantec through an old MSP so it wasn't a decision we made to change but I would have changed if it …
As already wrote, Proofpoint is perfect solution to be deployed quickly without requiring any additional resources or services. Good email tracking logs, excellent reporting features. Great filtering mechanism. Cost effective pricing.