Oracle University has a wealth of free webcasts for Oracle E-Business Suite. If you’re looking for an overview of how to personalize EBS 12.2, see:
Senthilkumar Ramalingam, Group Manager Product Development, discusses the new Release 12.2 Administrator Personalization Workbench that allows you to quickly and easily personalize Oracle Aramework Framework (OAF) applications. The new Personalization Workbench provides an intuitive, WYSIWYG personalization experience and offers rich interactivity like select-and-edit and drag-and-drop to perform a wide range of personalizations on a page. Learn about new OAF end user personalization capabilities for optimizing the experience on iOS or Android tablets. Leverage new gesture support and tablet-optimized components in your customizations and extensions. See how to use the Oracle E-Business Suite Developer VM on Oracle Cloud to develop personalizations and extensions. This material was presented at Oracle OpenWorld 2016.