Personal user accounts
A class owned by a user account has multiple permission levels: the class owner and teachers, students, principle, stakeholder, etc. You can define your class/course user's role and permissions in class/course's Settings -- Roles.
Organization accounts
Organization members can have owner, billing manager, or member roles. Owners have complete administrative access to your organization, while billing managers can manage billing settings. Member is the default role for everyone else. You can manage access permissions for multiple members at a time with classes. For more information, see: