+@item C-c C-v
+@kindex C-c C-v
+@findex message-delete-not-region
+Delete all text in the body of the message that is outside the region
+(@code{message-delete-not-region}).
+
+@item M-RET
+@kindex M-RET
+@kindex message-newline-and-reformat
+Insert four newlines, and then reformat if inside quoted text.
+
+Here's an example:
+
+@example
+> This is some quoted text. And here's more quoted text.
+@end example
+
+If point is before @samp{And} and you press @kbd{M-RET}, you'll get:
+
+@example
+> This is some quoted text.
+
+*
+
+> And here's more quoted text.
+@end example
+
+@samp{*} says where point will be placed.
+