Dramatic decrease of users in reference services is a trend observed all around the world. Rather than talking with students face to face at the library, we librarians provide virtual reference with email and instant message. On the other hand, there are increasing numbers of students who use libraries as their study rooms, to write papers, and to hold group meetings. The University Library System (ULS) of the University of Pittsburgh is undergoing a change so that students can make more use of information services, libraries’ most important function. This paper discus about ULS’s effort to meet users’ need and explore new role in the digital age, including introducing PittCat+ as a new online catalog like Google, in class instructions with LibGuides, D-Scribe Digital Publishing as an e-journal publisher, D-Scholarship as university repository, etc