You can send the invitation to Jude Shavlik by logging into PaymentWorks and using the Vendor Master Updates page; I'll paste a screenshot below for reference:
For Questions Contact:
Anders Coe
Customer Experience Lead
P 434.924.4212
Procurement and Supplier Diversity Services | UVAFinance
After the receive the invitation and they register you must send Faye a Statement of work (SOW), a quote and a Requisition form. Here is an example of each: