-@node Key Bindings of Summary, Variables of Summary, Summary View, Summary
+@node Mark and Action, Key Bindings of Summary, Summary View, Summary
+@section Temporary marks and their effect
+@cindex Mark and Action
+
+You can define temporary marks and corresponding procedure by
+@code{wl-summary-mark-action-list}. Initially, refile (@samp{o}), copy
+(@samp{O}), dispose (@samp{d}), delete (@samp{D}), prefetch (@samp{i})
+and resend (@samp{~}) are defined.
+
+
+@node Key Bindings of Summary, Variables of Summary, Mark and Action, Summary