The VOID over the signature of the affirmation is something that was taught to me by Scott, in my last visit to Toronto. That is why you have never read about it.
Every document that bears the "signature" it's a NEGOTIABLE INSTRUMENT. So you don't want to be giving away free money of account. If it bears the name, you can VOID.
Printed copy · Anthology Volume 9, page 595Printed copy from The Tender For Law Anthology, Volume 9, page 595 (printed 13 June 2014). Added by this site; not part of the Facebook export.