Save dialogs in Mountain Lion have two different modes: compact and expanded. Learn how to easily switch between them. The last setting is remembered, but you can also set a default using the Terminal. Also learn how to switch between saving to iCloud and saving to your local hard drive. You also have two modes in the Print dialog.
Here are the Terminal commands used in the video:
defaults write NSGlobalDomain NSDocumentSaveNewDocumentsToCloud -bool false
defaults write -g NSNavPanelExpandedStateForSaveMode -bool TRUE
defaults write -g PMPrintingExpandedStateForPrint -bool TRUE