“…With the development of the technology, some libraries are trying to offer VRS through web 2.0 software, including the Utah State Law Library, which provides the VRS to users using free tools such as Facebook, Google Voice, Twitter, and so on (Cheney, 2010). Olivas and Chan (2013) also introduced cost-effective software that can provide remote library services to users, like LibraryH3lp and Openfire for instant messaging, Jing for screencast, and Google Talk for video chat. However, Young of the J. Clarence Kelly Library (2013) questioned the quality and reliability of using free software (e.g.…”