Keep an office task list
Give someone a task with a due date and tick it off when it's done.
- Open Tasks (in the System menu).
- Press + New Task, type what needs doing, choose who it's for, and set a Priority and Due Date if you like.
- Press Create Task.
- On the task, press Start when work begins and Done ✓ when it's finished.
My Tasks shows yours; All Tasks shows everyone's.