Not bad, Need More Subtasks

Once again, I just cant find a GTD that allows enough subfolders/tasks. I need: Master folder/Client/[Multiple] Jobs/tasks (which are assignable to people or groups). Great job so far, but I cant use it seriously as a real work-task manager, only general to-do stuff.

Raputznik about Nozbe Classic: Get tasks done, v1.1