This document provides a summary of the Winter '19 product release from Marketo that will take place on December 7th, 2018. It highlights new features for Account Based Marketing including persona segmentation and filtering. It also outlines enhancements to the Marketo Sky and Sales Engage products to drive faster value and a more predictable pipeline. Additional changes include email CC support, domain support for asset APIs, opt-out management, and an updated Android SDK for mobile developers. The document concludes by noting new custom calculated fields and SOC II Type 2 compliance for Bizible.