The process includes creating a folder within the organization's documents & media section. You can name the folder what you like. Content is placed there for use later when you're editing your content.
The GLOBE Community Support Team has recorded a demonstration video located at the following link, where you'll see the process of uploading video to the website. Also, you will see the process to publish the uploaded video to multiple pages. Included is a demonstration on how to get the best file format for your video using a website called cloudconvert.com to convert from one file format to the other.