This document discusses internationalization (i18n) in Plone. It begins with an introduction of the presenter, Hanno Schlichting, and provides an overview that defines i18n and localization (L10n). It describes key terminology including Gettext. The document outlines what needs to be adapted for i18n like templates, code, and configuration. It provides an example tutorial package and describes generating, translating, and integrating message catalogs for L10n. It also discusses the LinguaPlone product for multi-lingual content and concludes with an invitation for questions.