Plone 5 will ship with Dexterity-based default content types and if you haven't looked into Dexterity yet, it's about time! plone.app.contenttypes gives you the opportunity to build next generation Plone sites today, ensuring a smooth upgrade experience once Plone 5 will be released. This talk will show you: - How plone.app.contenttypes will improve your life and why you should use it right now - The state of Dexterity and plans for the near future - Why and how you should migrate custom types - How to make your add-on Dexterity-proof - Pittfalls and common problems