Organize your references by creating folders for specific subjects, projects, or classes. There is no limit to the number of references or folders you may have in your account. A reference may be kept in more than one folder.
To create a new folder:
To move a reference into a folder, follow these steps:
NOTE: You can put one reference in multiple folders.
These references are automatically replaced the next time you import references.
You can also find this folder from the list in the right-hand column.
Deleted References contains references that you have deleted. References in this folder will be automatically and permanently deleted after 30 days. NOTE: You can un-delete references in this folder. Any un-deleted references will be restored with any folder information, attachments, etc.
You can find this folder by hovering over the View tab (in the toolbar at the top of the screen) and clicking on Deleted References: