diff --git a/FAQ b/FAQ
index 41b917c8..81421bc0 100644
--- a/FAQ
+++ b/FAQ
@@ -396,5 +396,29 @@ configuration file:
 Or the default window options:
 
         $ tmux -Lfoo -f/dev/null start\; show -gw
+
+* How do I copy a selection from tmux to the system's clipboard?
+
+When running in xterm(1), tmux can automatically send copied text to the
+clipboard. This is controlled by the set-clipboard option and also needs this
+X resource to be set:
+
+	XTerm*disallowedWindowOps: 20,21,SetXprop
+
+For rxvt-unicode (urxvt), there is an unofficial Perl extension here:
+
+        http://anti.teamidiot.de/static/nei/*/Code/urxvt/
+
+Otherwise a key binding for copy mode using xclip (or xsel) works:
+
+	bind -temacs-copy C-y copy-pipe "xclip -i >/dev/null"
+
+Or for inside and outside copy mode with the prefix key:
+
+        bind C-y run -b "tmux save-buffer - | xclip -i"
+
+On OS X, reattach-to-usernamespace lets pbcopy/pbpaste work:
+
+        https://github.com/ChrisJohnsen/tmux-MacOSX-pasteboard
  
 $Id$