Although it is not strictly necessary, converting files you will upload to ANGEL to non-propietary formats that all students should be able to open is usually a good idea. This video shows how to convert two common Microsoft file formats
How to export content from a course for back-up, or to import into another instance of ANGEL (such as exporting from the production server and importing to the development server).
Gratuitous Extra: It is easy to go into the settings for a lessons content folder and hide if from students. That hides everything in the folder from students too. But what if you want the folder to be hidden but folder sub-items to be viewable by students who follow a link to them? Watch this example for how to set it up.
A first look at using agents in your ANGEL course space with a quick demo of a content agent set to enroll a student in a team if they fail a given assessment.