Within Course Reserves (Leganto), If you click on the 3 lines a drop-down menu will open and you can choose the Collection folder.
Adding items to your Collection can be done in the same way as adding items to your Lists. Searching the University Library materials, the Cite It! Bookmark, or add items manually.
Once you find or upload the material you would like in your collection click on the record, then click add and it will show in your collection list.