Edit Window and Mix Window Keyboard Shortcuts : Fades
Fades
 
Action
Mac
Windows
Create Fades (open Fades dialog)
Command+F
Ctrl+F
Apply crossfade without opening Fades dialog
Command+Control+F (uses last selected fade shape)
Ctrl+Start+F (uses last selected fade shape)
Fade to Start
Option+D
Alt+D
Fade to End
Option+G
Alt+G