You can choose to keep this collection private, make it public for other users to see, or share it directly with your peers.
Favoriting An Article/Starting Your Personal Collection
1. Open the article that you want to add to your collection. Click on the Star icon on top the the screen.
This will take you to the Save to Collection page.
2. Add your article to a preset collection, an existing collection, or a create a new collection.
3. Click the Back button to save your changes.
Sharing Your Private Collection
From the homepage, click the Star icon on the bottom of the screen. 
Click on a private collection