Secure Notes Organizer 3.0.0 descriptions SNO is an information organizer that allows you to build an outline of your information any way you like. You can use it to store any kind of hierarchical information such as a to-do list project notes personal contacts & so on. It includes powerful hierarchical diary planner & can minimize to the system tray & work as your notepad. You can use password to restrict access to your important data. Ability to print document.