:DRAWERNAME:)A place to hide content and settings. A drawer name is delimited by
colons. A drawer must be terminated by an :END: keyword. Anything can go inside a
drawer except a heading and another drawer.
C-c C-x d :: (org-insert-drawer &optional ARG DRAWER); interactively insert a drawer at
point; with an active region, put the region inside a drawer; with a prefix argument, insert
a property drawer (see Property Drawer; see Logbook Drawer).
:PROPERTIES:...:END:)A drawer called :PROPERTIES:,
inside of which are kept various individual properties.
C-u C-c C-x d :: (org-insert-drawer &optional ARG); insert a property drawer below the
current headline.
:LOGBOOK:...:END:)A special drawer to store state change notes and clock times. See State Change.