This session explores how minimal access to a vendor application, a little coding knowledge, and a little bit of JavaScript and jQuery can allow anyone to customize a seemingly locked-down vendor application. Oldham demonstrates some simple hacks, as well as some more advanced ones. He discusses how collaboration between a web application developer and a Primo administrator resulted in user-requested usability enhancements to the Primo discovery layer interface at the University of Guelph, a member of the Tri-University Group of Libraries Consortia.