Select the application you wish to access Applications Copy link Banner Banner Administrative Pages provide an interface to access UI administrative data. iBUY iBuy - An online marketplace for purchasing goods and services at the University of Illinois System. Illinois Contract System The Illinois Contract System (iCS) is the University of Illinois System's web-based contract management system. Illinois Procurement Bulletin The IPB/HE is a free online resource for vendors wishing to do business with the public universities in Illinois. EDDIE With the Enterprise Data Delivery Information Environment (EDDIE) you can retrieve, view, and print reports for UofI.