Beltsville, Md.—Marketing software company Vocus Inc. has added new email features to its Vocus Marketing Suite, including event-driven messages automatically triggered by date. Other new features include dual message creation for A/B split testing, and automated selection and sending of “winning” messages. Time-of-day split testing and sending capabilities also are new, the company said in a statement. In addition, users now can automatically append Google Analytics parameters to their emails to track a campaign's effect on Web traffic. A compare-message feature displays statistics on multiple emails side-by-side, highlighting those with the highest performance.