The registration must be based on some underlying contract (the PPSA calls this the security agreement) which is signed by the debtor, and in which the debtor gives the creditor the security interest in the property.
Printed copy · Anthology Volume 4, page 343 · cut by a page breakPrinted copy from The Tender For Law Anthology, Volume 4, page 343 (printed 13 June 2014). Added by this site; not part of the Facebook export. A page break in the printout cut off the end of this comment.