As you are the only party with standing they have no authority to continue without your consent. You are the lawful holder of the PERSON and have full control of it.
You could have asked for them to show evidence of the authority they were acting on or given them custody of the PERSON by dispositioning the BC... As far as I know...
I think the fact that you didn't object to them proceeding may be construed as your consent and as you are still the lawful holder of the PERSON then you may be liable...
I don't think the fact that they acknowledged your not being the PERSON helped as obviously you (man) cannot be a security...
Printed copy · Anthology Volume 1, page 711 · cut by a page breakPrinted copy from The Tender For Law Anthology, Volume 1, page 711 (printed 14 June 2014). Added by this site; not part of the Facebook export. A page break in the printout cut off the beginning of this comment, with its name.