In this study, the operation condition of the U-library services is identified, and after confirming if there is any difference in the recognition from librarians, based on the results, the U-library services explore ways improvement plan to be operated reasonably. This study selected 10 local governments supported of the Ministry of Culture was performed in U-library services as a subject of study. Whether is any difference in the perception of librarians were measured according to demographic factors of librarians, presence or absence of work independency, employment pattern difference of librarians mainly operating U-library service as U-library services operating difference. For this study, united research methods (survey, visit, phone call

Two of the key challenges of the 21st century are the sustainable use of natural resources and global climate protection. The car-sharing service has emerged as an alternative to vehicle ownership and can contribute to addressing the economic and environmental challenges posed by mobility. However, for this to happen, consumers must be willing to use car-sharing services, which need to develop a consumer-driven perspective. This study explores consumers' perspectives by investigating online reviews on car-sharing in google play website. A text-mining analysis of online reviews in Korea was conducted. Four topic-modeling keywords on car-sharing services were analyzed with text data regarding the last three years. Understanding chances and risks as well as advantages and disadvantages from consumers' perspectives aids the planning and designing of a better car-sharing service. This study reveals grass-root opinions from consumers and implies that car-sharing service providers have to meet market demands in order to increase market penetration.

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In recent years, with the popularity of social network services, consumers have started creating and consuming content at an unprecedented pace via social curation services such as Pinterest that combine social network services with content curation services. This study proposes a shift in research focus from the technologies to the uses of the service through opinion mining on the Pinterest application. Data were collected from online texts posted on mass media and social media for four years from November 1, 2014. Positive and negative opinions regarding the Pinterest application and the differences between mass media and social media were analyzed with opinion mining. In order to understand the next wave of consumer behavior transposed onto the web, there should be further analysis on this emerging phenomenon in consumers' daily lives.