* Key Help:: Asking what a key does in Emacs.
* Name Help:: Asking about a command, variable or function name.
* Apropos:: Asking what pertains to a given topic.
+* Help Mode:: Special features of Help mode and Help buffers.
* Library Keywords:: Finding Lisp libraries by keywords (topics).
* Language Help:: Help relating to international language support.
-* Help Mode:: Special features of Help mode and Help buffers.
* Misc Help:: Other help commands.
* Help Files:: Commands to display pre-written help files.
* Help Echo:: Help on active text and tooltips (`balloon help')