Portfolio marketing teams need constant upskilling to expand their impact, enhance their skills, and keep up with new technology. To properly upskill their teams, portfolio marketing leaders must provide more than classroom training to create motivation, opportunity, and support. Successful teams identify a critical activity where upskilling will result in greater business impact, then break it down into its constituent skills to learn about, practice and discuss. This report gives portfolio marketing leaders a roadmap for engaging their teams in upskilling.