Establish the RECORD before they do is the best bet. Again, as I understand all this - BEFORE you get in trouble with them, let them create trouble with you that THEY can't justify.
Printed copy · Anthology Volume 9, page 964Printed copy from The Tender For Law Anthology, Volume 9, page 964 (printed 13 June 2014). Added by this site; not part of the Facebook export.