I didn't even do that. I have started putting "PAY TO THE ORDER OF" on them but the front I don't mess with anything other than that and the amount. I will probably get a stamp like the one Pete uses that says "ENDORSEMENT ON REVERSE".
Printed copy · Anthology Volume 8, page 51Printed copy from The Tender For Law Anthology, Volume 8, page 51 (printed 13 June 2014). Added by this site; not part of the Facebook export.