Keyboard shortcuts

Shift+Enter	Add a new item below the current item
Shift+Tab	Move cursor to previous item
Ctrl+Z	Undo previous action (up to last 20 actions)
Ctrl+Y	Redo the action
Up ↑	Move cursor to beginning of item, or previous item if already at beginning
Down ↓	Move cursor to end of item, or next item if already at end

When you're at the beginning of an item...

Shift+Delete	Remove an item
Shift+Spacebar	Turn the item into a heading
Shift+—	Check-off an item (or un-check)
# Spacebar	Select another list to copy items from
← Left	Highlight current item

When you've highlighted an item…

Up ↑	Group previous items into highlight
Down ↓	Group next item into highlight
Shift+Up ↑	Move highlighted items up one row
Shift+Down ↓	Move highlighted items down one row
Shift+Delete	Remove all highlighted items
Shift+Spacebar	Turn all highlighted items into a heading
Shift+—	Strike off all highlighted items (or remove strike)
Right →	Unhighlight items. Enter or Esc work too.

When viewing your list as cards…

← Left	Go back one item
→ Right	Go forward one item