Using Folders to Organize Lists
As you accumulate more and more lists, you’ll want clean up your sidebar by organizing them into folders. You can drag and drop your lists into folders, to keep lists about similar projects together. You can then get a quick glance at the tasks that need done from all of the lists in the folder.
To create a new folder, click the plus button in the bottom left corner and select New Folder.
Type in a name for your folder, then press Enter or Return on your keyboard to save it.
To add lists to your folder, just drag and drop them onto it. Once you have several lists in a folder, you can drag and drop them to rearrange the lists in the folder, too.
Once you’ve added lists to your folder, click the folder to get a quick view of all the tasks from all of the list in the folder. This is a great way to organize various shared lists and see what everyone’s working on.