Todo Permissions if any task assign to any user(Standard or External), he/she can change assignee(assign to others) if any task assign to a group then only workspace manager can change assignee  and other data like dueDate title etc if user on todo List page and his role is Domain manager then user can change title, DueDate, Assignee, Workspace, Priority, Status, manage watchers and create duplicate Todo. Standard User if any task assign to any user Standard, he/she can change assignee(assign to others), like title, Description, SubTask, Result, every thing  on todo list page and details page except Edit task Dialog if task assign to Group then user Claim to self but user should be Member that Group on todo list page.   if task assign to Group then user add comment if task type is todo and incidence  if task type is from then user save answers  and done that task after done task assign to user External User Change  title, status,  Assignee and form Question Ans, result and Sub Task on details page but on todo list page External user can changes only Status and assignee if task  assignee and  logined User is same   WorkSpace Manager   if User have this permission then user change every thing don't matter user assigned ask or group user can change any task on todo list and details page Domain Manager if user have domain manager and access to any workspace then user update all thing on todo List page if user on todo details page then add comment , add follow-up task , watcher if Task assinge to   domain manager then do every thisn on todo details page   API User   create todo any workspace and dome via postmen  assign only parent domain and only one api user cations   parent domain not in the chid domain bcz this user can create ToDo in all chid domain's workspace without assign any chid domain and workspace