Concede hole in match play-- if a player is impossibly behind, s/he can click concede hole which would take players to next hole.
Concede putt is good if the opponent's putt is close to the hole.
Both these would save time in match play.
Hi Katie
If you hadn't seen the news, we've implemented some new play modes and features that folks have been asking for. Hope you like them!
http://www.wgt.com/news/archive/2010/12/14/new-alt-shot.aspx