How do I add a note to a project?

How do I create a project? How do I enable or disable notifications when creating a project? How do I open the project window? How do I change the workflow (status set) of a project? How do I create a template project? How do I create an internal ("office") project? How do I copy a project? How do I add a project description? What is a "project topic" and how do I add one? How do I add estimated costs to a project? How do I set project due dates? How do I set labels or a status for a project? How do I change the project folder? How do I set a project to "No notifications"? How do I configure permissions and restrictions in a project? How do I set or remove a project color, and what is it used for? How do I add members to a project? How do I remove members from a project? How do I configure participant permissions when creating a project? How do I apply label groups to a project? How do I set the default assignee for project tasks? How do I import tasks from a file into a project?