Collections:

• Click the folder icon in the left panel to create and name collections
• Items can be assigned to multiple collections, without duplicating the item
• Drag and drop files from the center pane into any collection
• New items are automatically saved into the selected collection

Other features:

• Add tags and notes to references using the icons in the right-hand pane
• Search for items in your library using the search box at the top-right of the center column
• Remove duplicates by clicking Duplicate Items and selecting references you want to delete
• Edit any incorrect information in a reference by clicking in the appropriate field in the right-hand pane and making the changes
• Remove items by dragging them to the Trash icon in the left pane, or right-click on the item and select Move Item to Trash