Magic Trackpad>

Quickly open Notification Cente >

Swipe two fingers inwards from your trackpad’s right edge to reveal Notification Center. It’s quicker than clicking its menu bar icon.

Mission Control >

If you organise windows across multiple desktops, you can access Mission Control to manage them by swiping up with three fingers on your trackpad.

Contextual actions >

Want a word’s meaning, to add a detail a contact, or to check if a time suits your schedule? Place the pointer over the item, then tap three fingers for contextual help.

App Exposé>

You can see all windows open in the current app by swiping downwards with three fingers. (You’ll need to turn on this gesture in the Trackpad preferences pane.)