+@cindex @samp{mh-sequences} customization group
+@cindex customization group, @samp{mh-sequences}
+
+The following option in the @samp{mh-sequences} customization group is
+also available.
+
+@vtable @code
+@item mh-whitelist-preserves-sequences-flag
+On means that sequences are preserved when messages are whitelisted
+(default: @samp{on}).
+@end vtable
+
+The following hooks are available.
+
+@vtable @code
+@item mh-blacklist-msg-hook
+Hook run by @kbd{J b} (@code{mh-junk-blacklist}) after marking each
+message for blacklisting (default: @code{nil}).
+@c -------------------------
+@item mh-whitelist-msg-hook
+Hook run by @kbd{J w} (@code{mh-junk-whitelist}) after marking each
+message for whitelisting (default @samp{nil}).
+@end vtable
+
+The following faces are available.
+
+@vtable @code
+@item mh-folder-blacklisted
+Blacklisted message face.
+@c -------------------------
+@item mh-folder-whitelisted
+Whitelisted message face
+@end vtable
+