Support - To-Do List
Why am I not able to view or edit others' to-do list?
Your account is limited only to your to-do items. This setting has been made by the account’s primary user. Your account’s primary user can change permissions in the Sub-User Accounts section of their account.
How do I create a to-do item?
Click on “To-Do List” in the left menu and the click “Add To-Do Item” or click the in the Quick Navigation (in the upper right corner).