All the best libraries print watermarks and benedictions on their date-due slips

Well, Perth/Dupont does. It was already my second-favourite branch.

Date-due slip with TPL watermark and footer reading Perth Hopes to See You Again Soon!

How do you do it? Symphony receipt-printing preferences. For footer text, you have to produce a picture of text (don’t use Arial and don’t capitalize every word, please) and import it.

Symphony Receipt Printer Printing Preferences

Now that I – especially I – have documented this little dollop of unsolicited delight, some mandarin downtown will try to ban it. You can safely ignore any such instruction.