Folks,

I'd use "visudo" because it does some checks and keeps you from saving a sudoers file which causes disasters.
http://www.go2linux.org/sudoers-how-to

The vi editor is a bit odd if you come from the Windows world. Here's some basics on how to use it:
http://www.cs.colostate.edu/helpdocs/vi.html

HTH
Uwe

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