Lists are where you create tasks related to one another - all the tasks in a project, your grocery list, a list of books you want to read, etc.
Creating a new list in the mobile app
To create a new list, tap "+ Create List" at the bottom of the home screen. Give your new list a name, choose the folder in which you want the list to appear, then tap "Create".
You will find your list as the last list in the folder you chose.
Creating a new list in the web or desktop app
To create a new list, tap "+ Create List" at the bottom of the navigation panel to the left. Give your new list a name, then click "Create".
The new list will open and you can start adding new tasks right away!