Background: HR plays an important role as an organizational manager. HR is an important asset for an organization. In hospitals, retaining competent employees is the key to maintaining service quality. Employee retention is an important challenge in public health services. Objective: to analyze the influence of Organizational Support (OS) and Work Environment (WE) on Employee Retention (ER) with Employee Engagement (EE) as an intervening variable. Method: This study uses a quantitative method with a cross-sectional approach. Data analysis: Index analysis using three box methods, the analysis method using SEM - PLS. Population and Sample: The population in this study were all nurses at RSKM I totaling 112, with a saturated sample, and 100 respondents who met the inclusion criteria. Results: The results showed that there was an influence of OS, WE and EE simultaneously on ER (p = 0.000), there was a significant influence of OS on ER (p = 0.000), there was a significant influence of WE on ER (p = 0.000), there was a significant influence of OS on EE (p = 0.000), there was an influence of WE on EE (p = 0, 000), there was a significant influence of EE on ER (p = 0, 000), there was an influence of OS on ER mediated by EE (p = 0.001) there was a significant influence of WE on ER mediated by EE (p = 0.000). Recommendation: The hospital needs to improve the system in providing employee wages, and must pay attention to the facilities needed to support the work of its employees, so that employees in this hospital are more enthusiastic in their work, have a sense of attachment to the hospital, and it is hoped that employee retention will also increase.

Social media is currently in demand by many people. Star Radio Tangerang utilizes Instagram social media to promote its broadcast programs so that listeners do not find it difficult to continue listening to their broadcasts. The purpose of this research is to find out the utilization of Instagram social media at Star Radio Tangerang in promoting broadcast programs for its listeners and to find out how the feedback obtained after utilizing Instagram social media. This research uses Social Media theory, using a qualitative approach, and descriptive method. Data collection techniques were carried out through documentation, observation, literature study, and in-depth interviews. The results of this study show social media as a medium for socialization between broadcasters and listeners, making it easier for them to access and listen to broadcasts. Social media is proven to be the latest development of new internet-based web development technology, which makes it easier for everyone to communicate, participate, share and form a network online.