The vast majority of the University of Dayton's non-print collection is "licensed content," meaning it is paid for by the library. This content--in the form of e-books, streaming media, and journal article databases--is available at no cost to UD students, faculty, and staff. That being said, if one of these content providers is unable to recognize your UD affiliation, you will hit a paywall. This typically occurs when you're off campus, but can also happen when you're on campus and not connected to a UD wi-fi network or when you're on campus using a web browser with custom privacy settings to hide your IP address.
To avoid paywalls, students, faculty, and staff are advised to: