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 A collection of commands, command sequences in [vi(1)](https://man.openbsd.org/vi.1)/[ex(1)](https://man.openbsd.org/ex.1) or with 3rd party unitilities.<br />
 These all work with at least [nvi](https://en.wikipedia.org/wiki/Nvi) 1.79 and 2.1.3 (unicode).
 
-Tutorials:<br />
-- [Roman Zolotarev: Edit text with vi(1)](https://rgz.ee/vi.html)
-
+Helpful documents:<br />
+- [Roman Zolotarev: Edit text with vi(1)](https://rgz.ee/vi.html)<br />
+- [Jeff W: vi help](http://www.jeffw.com/vi/vi_help.txt)
 #### Yank / delete an arbitrary number of lines
 
 	1) mark the first line: mk