org-todo-keywords
List of TODO entry keyword sequences and their interpretation.
Original value is: ((sequence "TODO" "DONE"))
org-use-fast-todo-selection
Only works when access keys have actually been assigned by the user.
Non-nil means use the fast todo selection scheme with ‘C-c C-t’. When nil, fast selection is never used.
When ‘prefix’, use fast selection scheme when called with a prefix arg, ‘C-u C-c C-t’
When ‘t’, when calling with a prefix, force cycling of TODO state.
org-todo-state-tags-triggers
Tag changes that should be triggered by TODO state changes. A list.