Marketing Cloud, Trailhead...
Take advantage of the exciting new features and functionality in the Sandbox Preview for the Spring '19 Release. Sandbox customers have the opportunity to get early access to Spring ‘19 in their Sandbox to test new customizations and features before your production organization is upgraded. The Sandbox Preview window for Spring ‘19 is scheduled to begin January 4, 2019 for those on an active Preview Instance.
Europe, Middle East, and Africa