- {n,m}fo: From lines n to m fold them.
- zo: Open this fold.
- zc: Close this fold.
- za: Alternate closing and opening the fold.
- m{_}: Mark this line using a lowercase letter to reference later.
- `{_}: Jump to this bookmark.
- :marks: See your list of bookmarks.
- y'{_}: Yank from some bookmark to the end of the line.
- d'{_}: Delete from some bookmark to the end of the line.